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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.

169,341 papers · 148 categories

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18.8%37.5%56.3%75.0% · Jul 199319922001200920182026
48 results for binary embeddings

A fast binary embedding method preserves Euclidean distances in high-dimensional data.

problem Preserving Euclidean distances in high-dimensional datasets.
method Stable noise-shaping quantization of AxA x with AA a sparse Gaussian random matrix, followed by a linear transformation.
result Euclidean distances are approximated by the 1\ell_1 norm on binary sequences, leading to accurate binary codes.

G-Net constructs binary neural networks with high accuracy using randomized binary embeddings.

problem Creating high-accuracy binary neural networks with theoretical guarantees.
method Proposes a novel floating-point G-Net family with randomized binary embeddings and theoretical accuracy guarantees.
result Empirically, G-Net achieves almost 30% higher accuracy on CIFAR-10 compared to prior HDC models.

This paper improves binary embeddings and quantized compressed sensing methods.

problem Distance-preserving binary embeddings and quantization for compressed sensing.
method Quantization of fast Johnson-Lindenstrauss embeddings and bounded orthonormal systems.
result Quantization methods yield reconstruction errors that decay polynomially and exponentially in the number of measurements.

Unified methodology for evaluating neural embeddings in link prediction tasks.

problem Evaluating the quality of neural embeddings for link prediction in knowledge graphs.
method Comparing, combining, and extending different methodologies for link prediction on graph-based data.
result Training neural embeddings globally for the entire graph outperforms local training.

Bayesian optimization for high-dimensional combinatorial spaces using embeddings.

problem Optimizing expensive functions over large, complex input spaces.
method Dictionary-based ordinal embeddings for high-dimensional combinatorial structures, using Gaussian process models.
result The proposed method outperforms state-of-the-art BO methods on diverse real-world benchmarks.

GMBL uses graph embedding to learn binary codes from multiple views for clustering.

problem Lack of complete structure and complementary information from multiple views in single-view hash clustering methods.
method Graph-based Multi-view Binary Learning (GMBL) using Laplacian matrix to preserve data structure and assign weights to views.
result GMBL outperforms previous methods in clustering performance on multiple datasets.

New tests for binary classification regression functions without distribution assumptions.

problem Testing regression functions in binary classification without distributional assumptions.
method Conditional kernel mean embeddings and resampling-based framework.
result Distribution-free hypothesis tests with exact type I error control.

Binary embedding of high-dimensional data requires long codes to preserve the discriminative power of the input space. Traditional binary coding methods often suffer from very high computation and storage costs in such a scenario. To address this problem, we propose Circulant Binary Embedding (CBE) which generates bina…

2014-05-13abs ↗pdf ↗

NodeSig efficiently computes binary node embeddings for scalable graph analysis.

problem Scalability issues in graph representation learning models.
method NodeSig uses random walk diffusion probabilities and stable random projections to compute binary node embeddings efficiently.
result NodeSig achieves a good balance between accuracy and efficiency on node classification and link prediction tasks.

B-CP reduces knowledge graph model size by replacing real-valued embeddings with binary values.

problem Storage inefficiency in vector embeddings for large knowledge graphs.
method Binarized CANDECOMP/PARAFAC (B-CP) decomposition algorithm.
result B-CP reduces model size by more than an order of magnitude while maintaining task performance.

New method debiases word embeddings for multiclass settings like race and religion.

problem Word embeddings in online texts perpetuate human stereotypes, including race and religion.
method Proposes a novel methodology to debias word embeddings in multiclass settings.
result Demonstrates robust multiclass debiasing that maintains NLP task efficacy.

Paper explores understanding of neural source code embeddings.

problem Lack of understanding of contents and characteristics of code2vec embeddings.
method Small case study using code2vec embeddings to create binary SVM classifiers and compare performance with handcrafted features.
result Code2vec embeddings perform similarly to handcrafted features and have more evenly distributed information gains.

Cubic predicts stock market indices by fusing stock latent embeddings and converting to binary classification.

problem Challenges in predicting stock market indices due to isolated time series treatment and simple regression.
method Fusion of stock latent embeddings, binary encoding classification, and confidence-guided prediction.
result Cubic outperforms state-of-the-art baselines in stock index prediction tasks.

Study 1-bit compressive sensing with generative models, improving recovery accuracy.

problem Accurately recover sparse vectors from binary measurements with generative models.
method Analyzes noiseless and noisy 1-bit measurements with i.i.d.~Gaussian and Lipschitz continuous generative priors, proving sample complexity bounds and stability properties.
result Proves sample complexity bounds and stability properties for 1-bit compressive sensing with generative models.

QNNs can't distinguish binary signals from their negations, revealing a new symmetry.

problem Understanding the behavior of QNNs in binary pattern classification.
method Presented and analyzed a new form of invariance (negational symmetry) in QNNs.
result QNNs cannot differentiate a quantum binary signal and its negational counterpart in binary classification tasks.

New algorithm trains binary-activation, multi-level RNNs for noise-resilient, ADC-/DAC-free PIM inference.

problem Training noise-resilient, ADC-/DAC-free neural networks.
method Binary activations and multi-level weights for eNVM-based processing-in-memory circuits.
result Higher accuracy and noise resilience for recurrent networks compared to existing methods.

MeliusNet improves binary neural networks to match MobileNet-v1 accuracy.

problem Achieving high accuracy with binary neural networks on mobile devices.
method Alternating DenseBlocks and ImprovementBlocks to increase feature capacity and quality.
result MeliusNet matches MobileNet-v1 accuracy on ImageNet, improving binary network performance.

We pose causal inference as the problem of learning to classify probability distributions. In particular, we assume access to a collection {(Si,li)}i=1n\{(S_i,l_i)\}_{i=1}^n, where each SiS_i is a sample drawn from the probability distribution of Xi×YiX_i \times Y_i, and lil_i is a binary label indicating whether "XiYiX_i \to Y_i" or …

2015-02-09abs ↗pdf ↗

Graphs from van der Corput sequence embed into Chamanara surface.

problem Embedding graphs from van der Corput sequence into surfaces.
method Constructed 44-regular graphs from van der Corput sequence and Kronecker sequence, embedded into torus and Chamanara surface.
result Graphs from van der Corput sequence embed into Chamanara surface with one edge removal.

A new activation function improves credit scoring accuracy for imbalanced datasets.

problem Imbalanced datasets in credit scoring lead to underestimation of misclassification costs.
method Introduces ASIG, an asymmetric adjusted Sigmoid function.
result ASIG-embedded classifier outperforms traditional classifiers across various imbalance ratios.

Machine learning predicts ECHR judgments on human rights violations.

problem Predicting the outcome of ECHR judgments on human rights violations.
method Auto-sklearn for model selection, N-grams, word embeddings, doc2vec, echr2vec for feature extraction, cross-validation for accuracy assessment.
result Features from echr2vec embedding provided the highest cross-validation accuracy for 5 Articles, overall test accuracy was 68.83%.

The paper tackles estimating vectors from binary comparisons, providing bounds and adaptive strategies.

problem Estimating a vector from binary comparisons of preference.
method Theoretical bounds and adaptive strategies for estimating vectors from noisy and randomized comparisons.
result Stable embedding of the space of target vectors and significant gains from adaptive distribution changes.

We give a simple explicit algorithm for building multi-factor risk models. It dramatically reduces the number of or altogether eliminates the risk factors for which the factor covariance matrix needs to be computed. This is achieved via a nested "Russian-doll" embedding: the factor covariance matrix itself is modeled v…

2014-12-14abs ↗pdf ↗

New algorithm B++&C improves hierarchical clustering on large deep embedding datasets.

problem Scaling up hierarchical clustering to massive datasets of deep embeddings.
method Proposes B++&C algorithm for practical hierarchical clustering, introduces B2SAT&C for theoretical approximation.
result Achieves 5%/20% improvement on MW/CKMM objectives compared to classic methods.

The distance metric plays an important role in nearest neighbor (NN) classification. Usually the Euclidean distance metric is assumed or a Mahalanobis distance metric is optimized to improve the NN performance. In this paper, we study the problem of embedding arbitrary metric spaces into a Euclidean space with the goal…

2007-06-24abs ↗pdf ↗

Study compares different levels of supervision for training graph embeddings in wireless networks.

problem Improving power control in wireless interference networks.
method Training graph neural networks (GNNs) with different levels of supervision (supervised, unsupervised, self-supervised).
result Different levels of supervision impact system-level throughput, convergence, and generalization.