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arXiv research

A locally-built, LLM-digested index of recent arXiv papers in quant finance, geometry/topology, and statistical ML — keyword search served straight from SQLite on this machine.

169,051 papers · 148 categories

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59118177236 · Jun 202019922001200920182026
48 results for Memory reduction

Improved EXACT strategy reduces GNN memory consumption and runtime.

problem Efficiently training large-scale GNNs with reduced memory usage.
method Block-wise quantization of intermediate activation maps with improved variance minimization.
result Further reduction in memory consumption (>15%) and runtime speedup (5%) with similar performance trade-offs.

FPG uses fractional calculus for efficient reinforcement learning with long-term memory.

problem High variance and inefficient sampling in standard policy gradient methods for long-term temporal modeling.
method Fractional Policy Gradients (FPG) incorporating Caputo fractional derivatives for power-law temporal correlations.
result Achieves asymptotic variance reduction of order O(t^(-alpha)) and sample efficiency gains.

DSG activates only a small amount of neurons for efficient deep learning.

problem Efficient deployment of deep neural networks on embedded devices.
method Dynamic and sparse graph structure with dimension-reduction search and double-mask selection.
result Significant memory saving (1.7-4.5x) and operation reduction (2.3-4.4x) with little accuracy loss.

New deep ESN architectures improve memory capacity and prediction accuracy.

problem Improving memory capacity and prediction accuracy of ESNs.
method Two new deep ESN architectures: parallel and series. Analysis of memory capacity and prediction accuracy.
result Parallel deep ESNs have equivalent memory capacity to shallow ESNs, while series deep ESNs have smaller memory capacity.

We design and study a Contextual Memory Tree (CMT), a learning memory controller that inserts new memories into an experience store of unbounded size. It is designed to efficiently query for memories from that store, supporting logarithmic time insertion and retrieval operations. Hence CMT can be integrated into existi…

2018-07-17abs ↗pdf ↗

KineticSim: A lightweight, high-performance execution engine for real-time market simulators

problem Simulating financial markets at scale with multi-agent models
method Reusable parallel design pattern: persistent, state-carrying clearing for iterative multi-agent reductions
result Reduces per-step critical-path depth from Theta(L+A) to Theta(log L + ceil(A/L))

Study proposes memory-efficient backpropagation for linear layers in neural networks.

problem Significant memory usage in backpropagation through linear layers in neural networks.
method Randomized matrix multiplications to reduce memory usage with a moderate decrease in test accuracy.
result Demonstrated benefits of the proposed method on fine-tuning pre-trained models.

Many engineers wish to deploy modern neural networks in memory-limited settings; but the development of flexible methods for reducing memory use is in its infancy, and there is little knowledge of the resulting cost-benefit. We propose structural model distillation for memory reduction using a strategy that produces a …

2017-11-07abs ↗pdf ↗

A new method reduces memory usage in neural networks by 36-81%.

problem Minimizing memory usage in neural networks during backpropagation.
method Formalized as a graph theory problem, uses dynamic programming to minimize computational overhead.
result Reduces peak memory consumption by 36-81% on various networks.

Global convergence of an online (stochastic) limited memory version of the Broyden-Fletcher- Goldfarb-Shanno (BFGS) quasi-Newton method for solving optimization problems with stochastic objectives that arise in large scale machine learning is established. Lower and upper bounds on the Hessian eigenvalues of the sample …

2014-09-06abs ↗pdf ↗

Enhanced Hopfield model boosts memory retrieval capacity.

problem Memory retrieval in modern Hopfield models with limited capacity.
method Introduces a learnable feature map transforming energy function into kernel space, minimizing separation loss for uniform memory distribution.
result Significant reduction in metastable states, enhancing memory capacity and retrieval accuracy.

Paper proposes efficient BNN inference flow to reduce computation and memory costs.

problem High computation complexity in Bayesian Neural Networks (BNNs) limits deployment in power-constrained systems.
method Feature decomposition and memorization strategy to reduce computations and a memory-friendly computing framework to reduce memory overhead.
result Reduces computation by about half and energy consumption by 73% with 14% area overhead.

This research uncovers high-performing subnetworks in deep GNNs without training.

problem Challenges in applying SLTH to deeper GNNs with high memory requirements.
method Introduces Multicoated Supermasks (M-Sup) and Multi-Stage Folding for GNNs.
result Uncovered untrained recurrent networks with performance similar to trained models.

KineticSim accelerates financial market simulations 3406x over CPU.

problem Simulating financial markets at scale with multi-agent models is bottlenecked by sequential processing and GPU kernel overhead.
method Formalized and implemented a reusable parallel design pattern for iterative multi-agent reductions in thread-block shared memory.
result Achieved a peak throughput of over 54.7 billion agent-events per second, delivering 3406x speedup over CPU.

New method reduces memory usage in deep HRNNs by replacing gradient backpropagation with local losses.

problem Memory constraints in training deep hierarchical RNNs.
method Replace gradient backpropagation with locally computable losses in deep HRNNs.
result Memory requirements reduced by a factor exponential in hierarchy depth.

Serenity optimizes neural network execution for edge devices by scheduling with optimal memory footprint.

problem Order of nodes in irregular neural networks affects memory footprint, complicating execution under resource constraints.
method Memory-aware compiler using dynamic programming and graph rewriting to find optimal schedules.
result Achieves optimal peak memory and further improves it with graph rewriting, reducing memory usage by 1.68x-1.86x compared to TensorFlow Lite.

BatchEnsemble reduces ensemble costs by 3X in training and testing.

problem High costs for training and testing ensembles of neural networks.
method Defines each weight matrix as a Hadamard product of a shared matrix and a rank-one matrix per member.
result Achieves 3X speedup and 3X memory reduction in test time for ensembles of size 4.

In this paper we study a family of variance reduction methods with randomized batch size---at each step, the algorithm first randomly chooses the batch size and then selects a batch of samples to conduct a variance-reduced stochastic update. We give the linear convergence rate for this framework for composite functions…

2018-08-07abs ↗pdf ↗

A new method reduces memory usage for deep neural networks ensembles.

problem Reducing memory footprint of ensemble methods for deep learning.
method Extract multiple sub-networks from a single neural network through end-to-end optimization.
result Achieves higher or comparable accuracy with significantly less memory usage.

A new framework for efficient sequence maps using Bayesian filtering and covariance.

problem Designing efficient recurrent sequence maps from explicit memory assumptions.
method Design-model framework, exact Bayesian filtering, query-dependent readout, linear-Gaussian instantiation.
result Improved robustness and retrieval performance across various benchmarks.

New algorithms provide long-term memory guarantees for online learning.

problem Achieving long-term memory in online learning for experts and bandits.
method Reduction to typical switching regret, developing various algorithms with specific regret bounds.
result Developed algorithms with a new regret bound of O(T(SlnT+nlnK))\mathcal{O}(\sqrt{T(S\ln T + n \ln K)}).

RIn-Close_CVC2 improves biclustering efficiency by reducing memory usage.

problem Mining maximal biclusters in numerical datasets efficiently and without redundancy.
method Proposes RIn-Close_CVC2, a new version of RIn-Close_CVC that eliminates redundant biclusters without a symbol table.
result RIn-Close_CVC2 reduces memory usage and improves runtime compared to RIn-Close_CVC.

Sparse Transformers reduce memory and time requirements for long sequence modeling.

problem Quadratic growth in memory and time with transformer sequence length.
method Sparse factorizations of attention matrix, deeper network training, attention matrix recomputation, fast attention kernels.
result Sparse Transformers can model sequences up to tens of thousands of timesteps with hundreds of layers.

We present CYCLADES, a general framework for parallelizing stochastic optimization algorithms in a shared memory setting. CYCLADES is asynchronous during shared model updates, and requires no memory locking mechanisms, similar to HOGWILD!-type algorithms. Unlike HOGWILD!, CYCLADES introduces no conflicts during the par…

2016-05-31abs ↗pdf ↗

Variance reduction (VR) methods boost the performance of stochastic gradient descent (SGD) by enabling the use of larger, constant stepsizes and preserving linear convergence rates. However, current variance reduced SGD methods require either high memory usage or an exact gradient computation (using the entire dataset)…

2015-12-05abs ↗pdf ↗

Improves energy efficiency of neuromorphic hardware by optimizing memory organization and encoding schemes.

problem Energy inefficiency in neuromorphic hardware, especially in digital accelerators.
method Synthesized controller and memory for different encoding schemes, introduced functional encoding for structured connectivity.
result Functional encoding offers a 58% reduction in energy for weight updates in convolutional layers.