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Every paper Pith has read. Search by title, abstract, or pith.
1340 papers in cs.IT · page 2
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Passive couplers reshape signals for low-cost wireless gains
Reconfigurable Coupler Antenna for Wireless Networks
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Rotating passive couplers boost SNR with one active antenna
Rotatable Coupler Antenna Enhanced Wireless Network: Modeling and Coupler Rotation Optimization
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Mutual coupling yields quadratic beam gains in holographic arrays
Super-Beamforming in Holographic MIMO
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Rate-distortion theory sets optimal bit-flip rules for Chase decoding
Stochastic Chase Decoding for BMS Channels via Rate Distortion Theory
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Hermitian hull of rank-metric codes can be reduced to any size
Hermitian hull-variation of vector rank-metric codes and self-orthogonal generalized Gabidulin codes
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Finite-field Fourier spectra reduce to cyclotomic subfield products
Cyclotomic finite-field Fourier spectra: Galois descent, native subfields, and residual coding
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Exact error exponent pinned down for random coding on BSC
On the exact decoding error probability exponent of the random coding on BSC
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Criterion gives exact p-adic valuation for trace codes from extension matrices
Divisibility of Trace Codes
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Physics priors yield smaller
SPA-MAE: A Physics-Guided CSI Foundation Model for Wireless Physical Layer
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Multilayer metasurfaces extend usable near-field range toward Rayleigh limit
Stacked Intelligent Metasurfaces for Resolution-Constrained Near-Field Range Extension in 6G Systems
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Nondegenerate rank-metric codes map to hyperplane systems
The geometry of rank-metric codes
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Soft covering appears when both error exponents hit zero at threshold zero
Soft Covering Through the Lens of Hypothesis Testing
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Semantic CSI feedback lifts rates in cmWave MIMO
DJSCC-Enabled Multi-User Semantic CSI Feedback for Hybrid Beamforming in Dual-Polarized cmWave Massive MIMO
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PML privacy lets mechanisms zero low-utility outputs
Worst-Case Utility Privacy Mechanism via Pointwise Maximal Leakage
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Pilot-only model beats full-CSI baselines across frequencies
PilotWiMAE: Pilot-Native Representation Learning for Wireless Channels
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Adaptive rates lower energy use in humanoid robot teleoperation
Domain-Adaptive Communication-Rate Optimization for Sim-to-Real Humanoid-Robot Wireless XR Teleoperation
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Decimated m-sequences yield exactly 13 correlation values
Sequences with thirteen-valued cross correlations
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Entanglement halves bandwidth for oblivious updates in storage
Quantum Entanglement Halves the Oblivious Update Bandwidth
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Step-level scores flag reasoning errors in closed LLMs
Diagnosing Multi-step Reasoning Failures in Black-box LLMs via Stepwise Confidence Attribution
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Thermodynamic bound sets optimal dataset size for linear regression
The Thermodynamic Costs of Simple Linear Regression
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Total IPC of stationary systems bounds to readout count and predicts ML results
Information Processing Capacity of Stationary Physical Systems: Theory, Data-efficient Estimation Methods, and Photonic Demonstration
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Total capacity of stationary physical systems predicts ML performance
Information Processing Capacity of Stationary Physical Systems: Theory, Data-efficient Estimation Methods, and Photonic Demonstration
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Partial permutation codes correct tail deletions in DNA storage
Correcting Tail Deletions in Rank Modulated Composite Encoding for Data Storage in DNA
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Mode factorization lifts MIMO channel estimation accuracy at low SNR
Mode-Tensorized Canonical Polyadic Decomposition for MIMO Channel Estimation
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Color routing builds 4D and 5D layer codes that saturate bounds
4D and 5D Layer Codes through Color Routing
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Sharma-Mittal entropy is subadditive on majorization lattice
The Sharma-Mittal Entropy is Subadditive and Supermodular on the Majorization Lattice
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Sharma-Mittal entropy is subadditive and supermodular under majorization
The Sharma-Mittal Entropy is Subadditive and Supermodular on the Majorization Lattice
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Nullstellensatz derives memory to eliminate 4-cycles in coupled codes
Existence and Counting Bounds for High-Memory Spatially-Coupled Codes via the Combinatorial Nullstellensatz
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Movable antennas raise secrecy rates in LEO satellite links
Movable Antenna-Aided Secure LEO Satellite Networks: Joint Antenna Position and Beamforming Optimization
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Hexagonal perturbation disproves Fisher info log-convexity in 2D
A Hexagonal Counterexample to Log-Convexity of Fisher Information Along the Heat Flow
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Hexagonal counterexample disproves Fisher log-convexity conjecture
A Hexagonal Counterexample to Log-Convexity of Fisher Information Along the Heat Flow
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Transformer picks antenna patterns for near-greedy HAPS beamforming
Transformer-Based Hybrid Beamforming with Reconfigurable Pixel Antenna for HAPS Communications
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V-complexity measures function complexity with piecewise segments
The information-theoretic complexity of differentiable functions
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DL tunes pinching and movable antennas to lift ISAC sum rates
DL-Driven Optimization for ISAC System Equipped With Pinching and Movable Antennas
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Triprojective structure yields APN permutations in odd dimensions divisible by three
Triprojective almost perfect nonlinear permutations and functions
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Hybrid decoder tops accuracy with far less compute
Variational Diffusion Channel Decoder
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Pilot corrections keep full LED density despite blur and distortion
Channel Modeling and LED Spot Detection for Dense Image-Sensor Visible Light Communication
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Non-square multipliers enable constacyclic ovoid codes
Algebraic Resolutions of Seven Open Problems on Cyclic and Negacyclic Codes Supporting Designs
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Cayley parametrization turns cyclic code roots into projective sublines
Algebraic Resolutions of Seven Open Problems on Cyclic and Negacyclic Codes Supporting Designs
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Element-wise convergence yields accurate cell-free rate estimates
SERE: A Stabilized Element-Wise Method for Downlink Rate Estimation in Clustered Cell-Free Networks
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Closed-form BER picks optimal angle for light-trail links
ISI Modeling and BER Performance for Rotating Light-Trail Image Sensor Communication
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Deep RL clusters cell-free networks from single channel estimates
Leveraging Deep Reinforcement Learning for Clustered Cell-Free Networking Over User Mobility
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Noisy matrix completion cuts samples to side info dimension
Sample-efficient inductive matrix completion with noise and inexact side-information
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Extremum stack minimally encodes rate-independent functionals
The Extremum Stack is a Minimal Sufficient Statistic for Rate-Independent Functionals: A Kolmogorov Complexity Characterisation
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Shorter sparse filters stabilize second-order sigma-delta quantizers
On Trajectory-Based Stability Analysis for $1$-bit Sigma-Delta Quantization and its Application to the Second-Order Case
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Symmetry selection improves high-dimensional covariance shrinkage
Symmetry-Aware Convex Shrinkage for High-Dimensional Covariance Estimation
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Exact minimum distances for intermediate constacyclic codes
Intermediate Constacyclic Codes and Scalar-Residue Reed--Muller Layers
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Modulation scheme lowers RIS detection errors
Design and Practical Validation of a Novel Modulation Scheme for RIS Detection and Identification
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Continuous relaxation exactly solves alpha-fair clustering
Achieving $\alpha$-Fairness in Clustered Cell-Free Networking: A Tight Relaxation Approach
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LLM watermarking embeds 0.375 bits per token at low error
Covert Multi-bit LLM Watermarking: An Information Theory and Coding Approach