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Results for "Masoumeh Koohestani"

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On Characters of a Class of P-polynomial table algebras and applicationsJul 10 2019In this paper, we study the characters of homogeneous monotonic P-polynomial table algebras with finite dimension d>=5. We then apply them to association schemes. To this end, we develop some methods using tridiagonal matrices and Z-transform. Moreover, ... More
The Application of Tridiagonal Matrices in P-polynomial Table AlgebrasJun 14 2019In this paper, we study the characters of two classes of P-polynomial table algebras using tridiagonal matrices. To this end, we obtain some results about the eigen-structure of special tridiagonal matrices. We also find a recursive relation for the characteristic ... More
Sub-Dividing Genetic Method for Optimization ProblemsJul 22 2013Nowadays, optimization problem have more application in all major but they have problem in computation. Computation global point in continuous functions have high calculation and this became clearer in large space .In this paper, we proposed Sub- Dividing ... More
Solving Traveling Salesman Problem by Marker MethodJul 22 2013In this paper we use marker method and propose a new mutation operator that selects the nearest neighbor among all near neighbors solving Traveling Salesman Problem.
Sub- Diving Labeling Method for Optimization Problem by Genetic AlgorithmJul 22 2013In many global Optimization Problems, it is required to evaluate a global point (min or max) in large space that calculation effort is very high. In this paper is presented new approach for optimization problem with subdivision labeling method (SLM) but ... More
Rotational Mutation Genetic Algorithm on optimization ProblemsJul 22 2013Optimization problem, nowadays, have more application in all major but they have problem in computation. Calculation of the optimum point in the spaces with the above dimensions is very time consuming. In this paper, there is presented a new approach ... More
Study of the photon's pole structure in the noncommutative Schwinger modelJan 07 2013Jul 12 2014The photon self-energy of the noncommutative Schwinger model at two- and three-loop order is analyzed. It is shown that the mass spectrum of the model does not receive any correction from noncommutativity parameter ($\theta$) at these orders. Also it ... More
A New Optimization Approach Based on Rotational Mutation and Crossover OperatorJul 21 2013Evaluating a global optimal point in many global optimization problems in large space is required to more calculations. In this paper, there is presented a new approach for the continuous functions optimization with rotational mutation and crossover operator. ... More
New Optimization Approach Using Clustering-Based Parallel Genetic AlgorithmJul 22 2013In many global Optimization Problems, it is required to evaluate a global point (min or max) in large space that calculation effort is very high. In this paper is presented new approach for optimization problem with subdivision labeling method (SLM) but ... More
Apolarity for determinants and permanents of generic symmetric matricesMar 08 2013Jun 09 2014We show that the apolar ideal to the determinant of a generic symmetric matrix is generated in degree two, and the apolar ideal to the permanent of a generic symmetric matrix is generated in degrees two and three. In each case we specify the generators ... More
A New Approach for Finding the Global Optimal Point Using Subdividing Labeling Method (SLM)Jul 22 2013In most global optimization problems, finding global optimal point inthe multidimensional and great search space needs high computations. In this paper, we present a new approach to find global optimal point with the low computation and few steps using ... More
Noncommutative Sugawara ConstructionJul 14 2014Jul 28 2015The noncommutative extension of the Sugawara construction for free massless fermionic fields in two dimensions is studied. We prove that the equivalence of the noncommutative Sugawara energy-momentum tensor and symmetric energy-momentum tensor persists ... More
Apolarity for determinants and permanents of generic matricesDec 03 2012Mar 23 2013We show that the apolar ideals to the determinant and permanent of a generic matrix, the Pfaffian of a generic skew symmetric matrix and the Hafnian of a generic symmetric matrix are each generated in degree two. In each case we specify the generators ... More
A Fair Relay Selection Scheme for a DF Cooperative Network With Spatially Random RelaysNov 29 2016A new, fair relay selection scheme is proposed for a dual-hop decode-and-forward network with randomly-distributed relays. Most of the reported works in the literature achieve fairness at the expense of degrading the outage probability performance. In ... More
Numerical computation of H-basesMar 16 2018This paper gives a numerically stable method to compute H-basis which is based on the computing a minimal basis for the module of syzygies using singular value decomposition. We illustrate the performance of this method by means of various examples.
On $m$-Closed GraphsAug 29 2017A graph is closed when its vertices have a labeling by $[n]$ such that the binomial edge ideal $J_G$ has a quadratic Gr\"{o}bner basis with respect to the lexicographic order induced by $x_1 > \cdots > x_n > y_1> \cdots > y_n$. In this paper, we generalize ... More
The Bayesian Approach To Inverse ProblemsFeb 27 2013Jul 02 2015These lecture notes highlight the mathematical and computational structure relating to the formulation of, and development of algorithms for, the Bayesian approach to inverse problems in differential equations. This approach is fundamental in the quantification ... More
Uncertainty quantification and weak approximation of an elliptic inverse problemFeb 01 2011We consider the inverse problem of determining the permeability from the pressure in a Darcy model of flow in a porous medium. Mathematically the problem is to find the diffusion coefficient for a linear uniformly elliptic partial differential equation ... More
Random interval diffeomorphismsNov 22 2016We consider a class of step skew product systems of interval diffeomorphisms over shift operators, as a means to study random compositions of interval diffeomorphisms. The class is chosen to present in a simplified setting intriguing phenomena of intermingled ... More
An a posteriori condition on the numerical approximations of the Navier-Stokes equations for the existence of a strong solutionJan 12 2007In their 2006 paper, Chernyshenko et al prove that a sufficiently smooth strong solution of the 3d Navier-Stokes equations is robust with respect to small enough changes in initial conditions and forcing function. They also show that if a regular enough ... More
Cohomogeneity one Alexandrov spaces in low dimensionsOct 23 2017We classify closed, simply-connected cohomogeneity-one Alexandrov spaces in dimensions $5$, $6$ and $7$. We show that every closed, simply-connected smooth $n$-orbifold, $2\leq n\leq 7$ with a cohomogeneity one action is equivariantly homeomorphic to ... More
Effective Stochastic Generator with Site-dependent InteractionsOct 28 2017It is known that the stochastic generators of effective processes associated with the unconditioned dynamics of rare events might consist of non-local interactions; however, it can be shown that there are special cases for which these generators can include ... More
Robust Downlink Throughput Maximization in MIMO Cognitive Network with more Realistic Conditions: Imperfect Channel Information & Presence of Primary TransmitterJun 25 2012Designing an efficient scheme in physical layer enables cognitive radio (CR) users to efficiently utilize resources dedicated to primary users (PUs). In this paper in order to maximize the SU's throughput, the SU's transceivers beamforming is designed ... More
A simple proof of uniqueness of the particle trajectories for solutions of the Navier-Stokes equationsOct 30 2007Feb 15 2011We give a simple proof of the uniqueness of fluid particle trajectories corresponding to: 1) the solution of the two-dimensional Navier Stokes equations with an initial condition that is only square integrable, and 2) the local strong solution of the ... More
The motion of a fluid-rigid disc system at the zero limit of the rigid disc radiusFeb 15 2011We consider the two-dimensional motion of the coupled system of a viscous incompressible fluid and a rigid disc moving with the fluid, in the whole plane. The fluid motion is described by the Navier-Stokes equations and the motion of the rigid body by ... More
Simplified Compute-and-Forward and Its Performance AnalysisApr 16 2013Apr 24 2013The compute-and-forward (CMF) method has shown a great promise as an innovative approach to exploit interference toward achieving higher network throughput. The CMF was primarily introduced by means of information theory tools. While there have been some ... More
Cohomogeneity one topological manifolds revisitedMar 31 2015Jun 08 2015We prove a structure theorem for closed topological manifolds of cohomogeneity one; this result corrects an oversight in the literature. We complete the equivariant classification of closed, simply connected cohomogeneity one topological manifolds in ... More
A Cooperative MARC Scheme Using Analogue Network Coding to Achieve Second-Order DiversityMar 01 2013Mar 04 2013A multiple access relay channel (MARC) is considered in which an analogue-like network coding is implemented in the relay node. This analogue coding is a simple addition of the received signals at the relay node. Using "nulling detection" structure employed ... More
Two-dimensional superintegrable systems from operator algebras in one dimensionOct 13 2018We develop new constructions of 2D classical and quantum superintegrable Hamiltonians allowing separation of variables in Cartesian coordinates. In classical mechanics we start from two functions on a one-dimensional phase space, a natural Hamiltonian ... More
Efficient community detection of network flows for varying Markov times and bipartite networksNov 04 2015Mar 19 2016Community detection of network flows conventionally assumes one-step dynamics on the links. For sparse networks and interest in large-scale structures, longer timescales may be more appropriate. Oppositely, for large networks and interest in small-scale ... More
On the Laplacian eigenvalue $2$ of graphsApr 28 2019Let $G$ be a graph. The Laplacian matrix of $G$ is $L(G)=D(G)-A(G)$, where $D(G)=diag(d(v_{1}),\ldots , d(v_{n}))$ is a diagonal matrix and $d(v)$ denotes the degree of the vertex $v$ in $G$ and $A(G)$ is the adjacency matrix of $G$. Let $G_1$ and $G_2$ ... More
Characterization of mixed n-Jordan homomorphisms and pseudo n-Jordan homomorphismsMar 22 2019In this article, a new notion of $n$-Jordan homomorphism namely the mixed $n$-Jordan homomorphism is introduced. It is proved that how a mixed $(n+1)$-Jordan homomorphism can be a mixed $n$-Jordan homomorphism and vice versa. By means of some examples, ... More
Torus actions on Alexandrov 4-spacesFeb 25 2019We obtain an equivariant classification for orientable, closed, four-dimensional Alexandrov spaces admitting an isometric torus action. This generalizes the equivariant classification of Orlik and Raymond of closed four-dimensional manifolds with torus ... More
Non-Singular Magnetic MonopoleAug 04 2006Magnetic Monopole is a cosequence of the existence of the duality symmetry in electromagnetics. Although, no conclusive experimental evidence have so far been found but the subject is still of much interest to physicist. The theory of magnetic monopoles ... More
Optimal Relaying in Energy Harvesting Wireless Networks with Wireless-Powered RelaysJun 04 2017In this paper, we consider a wireless cooperative network with an energy harvesting relay which is powered by the energy harvested from ambient RF waves, such as that of a data packet. At any given time, the relay operates either in the energy harvesting ... More
Invariant Einstein Kropina metrics on Lie groups and homogeneous spacesJul 27 2018Aug 06 2018In this article, we study Einstein Kropina metrics on Lie groups and homogeneous spaces. We give a simple way to build the Einstein Kropina metrics on Lie groups. As an example of this method, we construct a family of non-Riemannian Einstein Kropina metrics ... More
Besov priors for Bayesian inverse problemsMay 04 2011Nov 15 2011We consider the inverse problem of estimating a function $u$ from noisy, possibly nonlinear, observations. We adopt a Bayesian approach to the problem. This approach has a long history for inversion, dating back to 1970, and has, over the last decade, ... More
Rates of contraction of posterior distributions based on $p$-exponential priorsNov 29 2018Nov 30 2018We consider a family of infinite dimensional product measures with tails between Gaussian and exponential, which we call $p$-exponential measures. We study their measure-theoretic properties and in particular their concentration. Our findings are used ... More
Sensing Matrix Setting Schemes for Cognitive Networks and Their Performance AnalysisNov 20 2011Jan 02 2012Powerful spectrum decision schemes enable cognitive radios (CRs) to find transmission opportunities in spectral resources allocated exclusively to the primary users. One of the key effecting factor on the CR network throughput is the spectrum sensing ... More
Information Theory of Molecular Communication: Directions and ChallengesDec 11 2016Molecular Communication (MC) is a communication strategy that uses molecules as carriers of information, and is widely used by biological cells. As an interdisciplinary topic, it has been studied by biologists, communication theorists and a growing number ... More
On the Existence of Homogeneous Geodesics in Homogeneous Kropina SpacesOct 06 2017Jan 15 2019Recently, it is shown that each regular homogeneous Finsler space $M$ admits at least one homogeneous geodesic through any point $o\in M$. The purpose of this article is to study the existence of homogeneous geodesics on singular homogeneous $(\alpha,\beta)$-spaces, ... More
Fourth order Superintegrable systems separating in Cartesian coordinates I. Exotic quantum potentialsMar 28 2017A study is presented of two-dimensional superintegrable systems separating in Cartesian coordinates and allowing an integral of motion that is a fourth order polynomial in the momenta. All quantum mechanical potentials that do not satisfy any linear differential ... More
On the Laplacian eigenvalue $2$ of graphsApr 28 2019Apr 30 2019Let $G$ be a graph. The Laplacian matrix of $G$ is $L(G)=D(G)-A(G)$, where $D(G)=diag(d(v_{1}),\ldots , d(v_{n}))$ is a diagonal matrix and $d(v)$ denotes the degree of the vertex $v$ in $G$ and $A(G)$ is the adjacency matrix of $G$. Let $G_1$ and $G_2$ ... More
On the left invariant $(α,β)$-metrics on some Lie groupsDec 26 2016We give the explicit formulas of the flag curvatures of left invariant Matsumoto and Kropina metrics of Berwald type. We can see these formulas are different from previous results given recently. Using these formulas, we prove that at any point of an ... More
Multi-Hypothesis Compressed Video Sensing TechniqueDec 15 2014In this paper, we present a compressive sampling and Multi-Hypothesis (MH) reconstruction strategy for video sequences which has a rather simple encoder, while the decoding system is not that complex. We introduce a convex cost function that incorporates ... More
A Constraint Programming Approach to Simultaneous Task Allocation and Motion Scheduling for Industrial Dual-Arm Manipulation TasksJan 23 2019Modern lightweight dual-arm robots bring the physical capabilities to quickly take over tasks at typical industrial workplaces designed for workers. In times of mass-customization, low setup times including the instructing/specifying of new tasks are ... More
Performance Analysis of Sequential Method for Handover in Cognitive Radio SystemsNov 08 2011Jan 02 2012Powerful spectrum handover schemes enable cognitive radios (CRs) to use transmission opportunities in primary users' channels appropriately. In this paper, we consider the cognitive access of primary channels by a secondary user. We evaluate the average ... More
Reconstruction of Sub-Nyquist Random Sampling for Sparse and Multi-Band SignalsNov 08 2014Nov 26 2014As technology grows, higher frequency signals are required to be processed in various applications. In order to digitize such signals, conventional analog to digital convertors are facing implementation challenges due to the higher sampling rates. Hence, ... More
On the Capacity of Level and Type Modulation in Molecular Communication with Ligand ReceptorsApr 16 2015In this paper, we consider the bacterial point-to-point communication problem with one transmitter and one receiver by considering the ligand receptor binding process. The most commonly investigated signalling model, referred to as the Level Scenario ... More
Performance Analysis of Sequential Method for HandOver in Cognitive Radio NetworksJun 05 2011Feb 07 2012This paper has been withdrawn by the author due to a crucial problem in Lemma 3. This equation must be changed.
Joint Throughput Maximization and Power Control in Poisson CoopMAC NetworksNov 25 2016A cooperative medium access control (CoopMAC) network with randomly distributed helpers is considered. We introduce a new helper selection scheme which maximizes the average throughput while maintaining a low power consumption profile in the network. ... More
Type Based Sign Modulation for Molecular CommunicationMar 06 2016One of the foremost challenges in modulation scheme for molecular communication is positivity of the transmission signal (only a positive concentration of molecules can be released in the environment). This restriction makes handling of the InterSymbol ... More
Distributed Compute-and-Forward Based Relaying Strategies in Multi-User Multi-Relay NetworksAug 12 2014Apr 04 2015In this paper, we propose different practical distributed schemes to solve the rank failure problem in the compute and forward (CMF)-based multi-user multi-relay networks without central coordinator, in which the relays have no prior information about ... More
On Wireless Energy and Information Transfer in Relay NetworksJul 24 2016This paper investigates the outage probability and the throughput of relay networks with wireless information and energy transfer where the relays harvest energy from the transmitted radio-frequency signal of the source. Considering different power consumption ... More
Diffusion Based Molecular Communication with Limited Molecule Production RateFeb 25 2018This paper studies the impact of a transmitter's molecule generation process on the capacity of a concentration based Molecular Communication (MC) system. Constraints caused by the molecule generation process affect the availability of the molecules at ... More
Sparsity-promoting and edge-preserving maximum a posteriori estimators in non-parametric Bayesian inverse problemsMay 09 2017May 23 2017We consider the inverse problem of recovering an unknown functional parameter $u$ in a separable Banach space, from a noisy observation $y$ of its image through a known possibly non-linear ill-posed map ${\mathcal G}$. The data $y$ is finite-dimensional ... More
Analytical and Learning-Based Spectrum Sensing Time Optimization in Cognitive Radio SystemsNov 20 2011Dec 29 2011Powerful spectrum sensing schemes enable cognitive radios (CRs) to find transmission opportunities in spectral resources allocated exclusively to the primary users. In this paper, maximizing the average throughput of a secondary user by optimizing its ... More
Secret Key Cryptosystem based on Polar Codes over Binary Erasure ChannelJul 26 2013Aug 01 2013This paper proposes an efficient secret key cryptosystem based on polar codes over Binary Erasure Channel. We introduce a method, for the first time to our knowledge, to hide the generator matrix of the polar codes from an attacker. In fact, our main ... More
PKC-PC: A Variant of the McEliece Public Key Cryptosystem based on Polar CodesDec 20 2017Polar codes are novel and efficient error correcting codes with low encoding and decoding complexities. These codes have a channel dependent generator matrix which is determined by the code dimension, code length and transmission channel parameters. This ... More
Type Based Sign Modulation and its Application for ISI mitigation in Molecular CommunicationMar 06 2016Dec 14 2016An important challenge in design of modulation schemes for molecular communication is positivity of the transmission signal (only a positive concentration of molecules can be released in the environment). This restriction makes handling of the InterSymbol ... More
Anywhere Decoding: Low-Overhead Uplink Interference Management for Wireless NetworksMar 28 2019Inter-cell interference (ICI) is one of the major performance-limiting factors in the context of modern cellular systems. To tackle ICI, coordinated multi-point (CoMP) schemes have been proposed as a key technology for next-generation mobile communication ... More
Integer Forcing-and-Forward Transceiver Design for MIMO Multi-Pair Two-Way RelayingOct 31 2014Feb 09 2015In this paper, we propose a new transmission scheme, named as Integer Forcing-and-Forward (IFF), for communications among multi-pair multiple-antenna users in which each pair exchanges their messages with the help of a single multi antennas relay in the ... More
Compute-and-Forward Two-Way RelayingAug 12 2014Oct 10 2014In this paper, a new two-way relaying scheme based on compute-and-forward (CMF) framework and relay selection strategies is proposed, which provides a higher throughput than the conventional two-way relaying schemes. Two cases of relays with or without ... More
Joint Throughput Maximization and Power Control in Poisson CoopMAC NetworksNov 25 2016Dec 13 2016A cooperative medium access control (CoopMAC) network with randomly distributed helpers is considered. We introduce a new helper selection scheme which maximizes the average throughput while maintaining a low power consumption profile in the network. ... More
Convolutional Network-Coded Cooperation in Multi-Source Networks with a Multi-Antenna RelayApr 16 2013Sep 01 2013We propose a novel cooperative transmission scheme called "Convolutional Network-Coded Cooperation" (CNCC) for a network including N sources, one M-antenna relay, and one common destination. The source-relay (S-R) channels are assumed to be Nakagami-m ... More
Stochastic Design and Analysis of Wireless Cloud Caching NetworksMay 05 2019This paper develops a stochastic geometry-based approach for the modeling, analysis, and optimization of wireless cloud caching networks comprised of multiple-antenna radio units (RUs) inside clouds. We consider the Matern cluster process to model RUs ... More
Tunable spin pumping in exchange coupled magnetic trilayersSep 07 2017Magnetic thin films at ferromagnetic resonance (FMR) leak angular momentum, which may be absorbed by adjacent layers. This phenomenon, known as spin pumping, is manifested by an increase in the resonance linewidth ($\Delta H$), and the closely related ... More
A Bio-Synthetic Modulator Model for Diffusion-based Molecular CommunicationsOct 26 2015Apr 19 2016In diffusion-based molecular communication (DMC), one important functionality of a transmitter nano-machine is signal modulation. In particular, the transmitter has to be able to control the release of signaling molecules for modulation of the information ... More
On the Robustness of the Backdoor-based Watermarking in Deep Neural NetworksJun 18 2019Obtaining the state of the art performance of deep learning models imposes a high cost to model generators, due to the tedious data preparation and the substantial processing requirements. To protect the model from unauthorized re-distribution, watermarking ... More
Physical Layer Network Coding in Molecular Two-Way Relay NetworksApr 19 2016In traditional wireless networks, physical layer network coding (PNC) exploits the inverse additivity property of broadcast signals in the medium, an idea which is not directly applicable to molecular networks. In this paper, to make the natural XOR operation ... More
Stochastic Geometry Modeling and Analysis of Single- and Multi-Cluster Wireless NetworksDec 23 2017This paper develops a stochastic geometry-based approach for the modeling and analysis of single- and multi-cluster wireless networks. We first define finite homogeneous Poisson point processes to model the number and locations of the transmitters in ... More
Cardiologist-Level Arrhythmia Detection with Convolutional Neural NetworksJul 06 2017We develop an algorithm which exceeds the performance of board certified cardiologists in detecting a wide range of heart arrhythmias from electrocardiograms recorded with a single-lead wearable monitor. We build a dataset with more than 500 times the ... More
Asynchronous Downlink Massive MIMO Networks: A Stochastic Geometry ApproachJun 08 2018Massive multiple-input multiple-output (MIMO) is recognized as a promising technology for the next generation of wireless networks because of its potential to increase the spectral efficiency. In initial studies of massive MIMO, the system has been considered ... More
On the Capacity of Point-to-Point and Multiple-Access Molecular Communications with Ligand-ReceptorsSep 19 2015In this paper, we consider the bacterial point-to-point and multiple-access molecular communications with ligand-receptors. For the point-to-point communication, we investigate common signaling methods, namely the Level Scenario (LS), which uses one type ... More
MAP Estimators and Their Consistency in Bayesian Nonparametric Inverse ProblemsMar 20 2013Aug 23 2013We consider the inverse problem of estimating an unknown function $u$ from noisy measurements $y$ of a known, possibly nonlinear, map $\mathcal{G}$ applied to $u$. We adopt a Bayesian approach to the problem and work in a setting where the prior measure ... More
Capacity of Diffusion based Molecular Communication Networks over LTI-Poisson ChannelsOct 15 2014Oct 16 2014In this paper, the capacity of a diffusion based molecular communication network under the model of a Linear Time Invarient-Poisson (LTI-Poisson) channel is studied. Introduced in the context of molecular communication, the LTI-Poisson model is a natural ... More
Adaptive Molecule Transmission Rate for Diffusion Based Molecular CommunicationOct 29 2014In this paper, a simple memory limited transmitter for molecular communication is proposed, in which information is encoded in the diffusion rate of the molecules. Taking advantage of memory, the proposed transmitter reduces the ISI problem by properly ... More
Advanced Target Detection via Molecular CommunicationMay 03 2018In this paper, we consider target detection in suspicious tissue via diffusive molecular communications (MCs). If a target is present, it continuously and with a constant rate secretes molecules of a specific type, so-called biomarkers, into the medium, ... More
Joint Sum Rate And Error Probability Optimization: Finite Blocklength AnalysisJul 31 2017Aug 01 2017We study the tradeoff between the sum rate and the error probability in downlink of wireless networks. Using the recent results on the achievable rates of finite-length codewords, the problem is cast as a joint optimization of the network sum rate and ... More
Stochastic Geometry Modeling and Analysis of Finite Millimeter Wave Wireless NetworksJul 27 2018This paper develops a stochastic geometry-based approach for the modeling and analysis of finite millimeter wave (mmWave) wireless networks where a random number of transmitters and receivers are randomly located inside a finite region. We consider a ... More
Early Cancer Detection in Blood Vessels Using Mobile NanosensorsMay 22 2018In this paper, we propose using mobile nanosensors (MNSs) for early stage anomaly detection. For concreteness, we focus on the detection of cancer cells located in a particular region of a blood vessel. These cancer cells produce and emit special molecules, ... More
On the Capacity of a Class of Signal-Dependent Noise ChannelsFeb 12 2017Jun 02 2017In some applications, the variance of additive measurement noise depends on the signal that we aim to measure. For instance, additive Gaussian signal-dependent noise (AGSDN) channel models are used in molecular and optical communication. Herein we provide ... More
Clustering of Janus Particles in Optical Potential Driven by Hydrodynamic FluxesNov 05 2018Self-organisation is driven by the interactions between the individual components of a system mediated by the environment, and is one of the most important strategies used by many biological systems to develop complex and functional structures. Furthermore, ... More
On ISI-free Modulations for Diffusion based Molecular CommunicationAug 11 2015A diffusion molecular channel is a channel with memory, as molecules released into the medium hit the receptors after a random delay. Coding over the diffusion channel is performed by choosing the type, intensity, or the released time of molecules diffused ... More
Cooperative Abnormality Detection via Diffusive Molecular CommunicationsMar 29 2017In this paper, we consider abnormality detection via diffusive molecular communications (MCs) for a network consisting of several sensors and a fusion center (FC). If a sensor detects an abnormality, it injects into the medium a number of molecules which ... More
Homodyne-detected ferromagnetic resonance of in-plane magnetized nano-contacts: composite spin wave resonances and their excitation mechanismApr 05 2016This work provides a detailed investigation of the measured in-plane field-swept homodyne-detected ferromagnetic resonance (FMR) spectra of an extended Co/Cu/NiFe pseudo spin valve stack using a nanocontact (NC) geometry. The magnetodynamics are generated ... More
On Medium Chemical Reaction in Diffusion-Based Molecular Communication: a Two-Way Relaying ExampleApr 19 2016Apr 24 2018Chemical reactions are a prominent feature of molecular communication (MC) systems, with no direct parallels in wireless communications. While chemical reactions may be used inside the transmitter nodes, receiver nodes or the communication medium, we ... More
Robust Successive Compute-and-Forward over Multi-User Multi-Relay NetworksJan 07 2016This paper develops efficient Compute-and-forward (CMF) schemes in multi-user multi-relay networks. To solve the rank failure problem in CMF setups and to achieve full diversity of the network, we introduce two novel CMF methods, namely, extended CMF ... More
Wireless-powered relaying with finite block-length codesNov 18 2016This paper studies the outage probability and the throughput of amplify-and-forward relay networks with wireless information and energy transfer. We use some recent results on finite block-length codes to analyze the system performance in the cases with ... More
Receivers for Diffusion-Based Molecular Communication: Exploiting Memory and Sampling RateMay 01 2014May 02 2014In this paper, a diffusion-based molecular communication channel between two nano-machines is considered. The effect of the amount of memory on performance is characterized, and a simple memory-limited decoder is proposed and its performance is shown ... More