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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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1122 · Nov 201819922001200920182026
28 results for power-of-two

APoT quantization improves neural network efficiency and accuracy.

problem Efficiently quantizing weights and activations in neural networks.
method Constraining quantization levels as sums of Powers-of-Two terms, applying reparameterization, and weight normalization.
result 4-bit quantized ResNet-50 achieves 76.6% top-1 accuracy, 22% computational cost reduction.

Let K be a connected finite complex. This paper studies the problem of whether one can attach a cell to some iterated suspension S^j K so that the resulting space satisfies Poincare duality. When this is possible, we say that S^j K is a spine. We introduce the notion of quadratic self duality and show that if K is quad…

2008-12-29abs ↗pdf ↗

We show that the only rational homology spheres which can admit almost complex structures occur in dimensions two and six. Moreover, we provide infinitely many examples of six-dimensional rational homology spheres which admit almost complex structures, and infinitely many which do not. We then show that if a closed alm…

2018-05-12abs ↗pdf ↗

The use of low-precision fixed-point arithmetic along with stochastic rounding has been proposed as a promising alternative to the commonly used 32-bit floating point arithmetic to enhance training neural networks training in terms of performance and energy efficiency. In the first part of this paper, the behaviour of …

2018-04-14abs ↗pdf ↗

Focused quantization reduces CNN models by 18x while maintaining accuracy.

problem Memory and compute resource constraints in deploying CNNs on constrained devices.
method Focused quantization, exploiting weight distributions after pruning, dynamically discovers optimal numerical representations.
result Achieved a 18.08x compression ratio with only 0.24% loss in accuracy in ResNet-50.

In this paper, we study how the mean shift algorithm can be used to denoise a dataset. We introduce a new framework to analyze the mean shift algorithm as a denoising approach by viewing the algorithm as an operator on a distribution function. We investigate how the mean shift algorithm changes the distribution and sho…

2016-10-13abs ↗pdf ↗

Randomly initialized ReLU networks of depth two can approximate smooth functions well.

problem Approximation power of two-layer networks of random ReLUs.
method Harmonic analysis and ridgelet representation theory for upper bounds, dimensionality arguments for lower bounds.
result Near-matching upper and lower bounds for L2L_2-approximation and Sobolev norms.

Let Gamma be a group generated by two positive multi-twists. We give some sufficient conditions for Gamma to be free or have no `unexpectedly reducible' elements. For a group Gamma generated by two Dehn twists, we classify the elements in Gamma which are multi-twists. As a consequence we are able to list all the lanter…

2002-06-12abs ↗pdf ↗

HMQ improves quantization for edge devices with mixed precision.

problem Efficient quantization for edge devices with uniform, power-of-two thresholds.
method Introduces HMQ, a mixed precision quantization block that repurposes Gumbel-Softmax for searching over quantization schemes.
result Achieves competitive and state-of-the-art results on ImageNet despite restrictions.

Paper introduces LUT-Q for efficient neural network quantization.

problem Reducing memory and computational requirements for deep neural networks.
method LUT-Q method learns a dictionary to assign weights to values, allowing for various constraints.
result LUT-Q consistently achieves better performance than other methods with the same quantization bitwidth.

Generative adversarial networks (GANs) are innovative techniques for learning generative models of complex data distributions from samples. Despite remarkable recent improvements in generating realistic images, one of their major shortcomings is the fact that in practice, they tend to produce samples with little divers…

2017-12-12abs ↗pdf ↗

Legendrian knot representations linked to colored Kauffman polynomial.

problem Relating Legendrian knot representations to colored Kauffman polynomial.
method Introducing ungraded nn-colored ruling polynomial and relating it to the nn-colored Kauffman polynomial.
result Ungraded representation numbers of Legendrian knot DG-algebra agree with nn-colored Kauffman polynomial specialization.

DJPQ optimizes neural network pruning and quantization for hardware efficiency.

problem Efficiently compress neural networks for hardware inference.
method Joint gradient-based optimization of pruning and quantization into a differentiable loss function.
result Significant reduction in Bit-Operations (BOPs) with minimal accuracy loss.

Bayesian Bits unifies quantization and pruning through gradient optimization.

problem Joint mixed precision quantization and pruning for efficient neural networks.
method Gradient-based optimization with a novel bit width decomposition and learnable stochastic gates.
result Bayesian Bits achieves better accuracy vs. efficiency trade-off compared to static bit width networks.

GTC improves neural network compression and accuracy without multiplications.

problem Balancing accuracy and computational complexity in deep neural networks.
method Generalizes ternary connect to allow arbitrary levels and integer powers of two, learning optimal levels and weights end-to-end.
result GTC achieves comparable accuracy to binary networks with superior compression and hardware benefits.

RED-2400 is a public benchmark of trading events from a Solana exchange, labeled by algorithmic rejection.

problem Analyzing algorithmically-rejected trading events for insights into market dynamics.
method Public dataset of 6,660 algorithmically-rejected trading events, linked to post-rejection price and liquidity trajectories.
result First window of a planned series of datasets extending the time horizon and enabling regime-stratified analysis.

A new compression technique reduces communication costs in distributed deep learning.

problem Communication bottlenecks in distributed deep learning training.
method Natural Compression (NC) and Natural Dithering.
result Natural Compression increases communication savings by 3-4 times with negligible convergence speed impact.

Computes volumes of metric maps on surfaces, linking to Weil-Petersson volumes.

problem Computing volumes of specific metric maps on surfaces.
method Using recent results on discrete maps with irreducibility constraints, computes volumes as homogeneous polynomials.
result Identifies volumes as homogeneous polynomials and satisfies string and dilaton equations.

This paper proposes a learning framework for n-bit quantized neural networks that improves accuracy and speed on FPGAs.

problem Efficiently implementing quantized neural networks on FPGAs to maintain accuracy and speed.
method A novel learning framework for n-bit QNNs, constrained weights, reconstructed gradient function, n-BQ-NN structure, and SVPE array.
result Quantized models achieve almost the same accuracy as full-precision models and outperform typical low-precision QNNs.