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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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207414621828 · Jun 202019922001200920172026
48 results for neural abstractive summarization

This study improves text summarization and fake news detection using neural models.

problem Improving text summarization and detecting fake news.
method Exploring and comparing different neural models for text summarization, including LSTM-encoder-decoder, pointer-generator networks, and transformers. Applying these models as a feature extractor for fake news detection.
result The proposed neural models enhance text summarization and improve fake news detection accuracy.

Centroid Transformers reduce memory and computation by summarizing inputs into centroids.

problem Efficiently summarize inputs with reduced memory and computation.
method Generalizes self-attention to map N inputs to M centroids (M ≤ N), reducing complexity.
result Centroid Transformers reduce memory and computation while preserving key information.

Paper introduces methods to automatically generate SOAP notes from patient-physician conversations.

problem Burden of creating digital SOAP notes by physicians.
method Cluster2Sent algorithm for summarizing patient-physician conversations.
result Cluster2Sent algorithm outperforms existing methods by 8 ROUGE-1 points.

Paper addresses shortcomings in pointer generator networks for summarization.

problem Extractive summaries and factual inaccuracies in generated text.
method Appends traditional linguistic information to teach networks on text structure.
result Feasibility and potential of additional cues for improved generation.

We present a new recurrent neural network topology to enhance state-of-the-art machine learning systems by incorporating a broader context. Our approach overcomes recent limitations with extended narratives through a multi-layered computational approach to generate an abstract context representation. Therefore, the dev…

2018-07-27abs ↗pdf ↗

Few summaries enable automatic summarization of product reviews.

problem Lack of large labeled datasets for training supervised models in opinion summarization.
method Conditional Transformer model trained to generate summaries given other reviews, fine-tuned to predict summary properties.
result Few summaries (5-10) are sufficient to generate fluent, informative, and sentiment-preserving summaries.

In the quest for efficient and robust reinforcement learning methods, both model-free and model-based approaches offer advantages. In this paper we propose a new way of explicitly bridging both approaches via a shared low-dimensional learned encoding of the environment, meant to capture summarizing abstractions. We sho…

2018-09-12abs ↗pdf ↗

Abstract: Classifies 3D Lorentzian metrics with 4 Killing vectors.

problem Characterizing 3D Lorentzian metrics with specific Killing vector properties.
method Algebraic classification of traceless Ricci tensor, additional curvature conditions.
result Conditions for characterizing 3D Lorentzian metrics with 4 Killing vectors.

Convolutional neural network summarizes code comments across multiple languages.

problem Insufficient or missing comments in source code.
method Language-agnostic encoder-decoder model with open vocabulary.
result Comparable results to state-of-the-art on single-language data; first results on multi-language data.

In order to alleviate data sparsity and overfitting problems in maximum likelihood estimation (MLE) for sequence prediction tasks, we propose the Generative Bridging Network (GBN), in which a novel bridge module is introduced to assist the training of the sequence prediction model (the generator network). Unlike MLE di…

2017-06-28abs ↗pdf ↗

New approach to abstract neural network representations using renormalization group.

problem Developing truly abstract representations in neural networks.
method Renormalization group approach to expand representations to encompass broader data sets.
result Representations in neural networks become more abstract as data breadth increases and depth increases.

PLOT uses optimal transport to find neural site handles for causal abstraction.

problem Finding the relevant neural site for causal analysis is computationally challenging.
method PLOT employs optimal transport to localize causal variables from neural network outputs.
result PLOT efficiently finds intervention handles for causal abstraction in neural networks.

Summarization of long sequences into a concise statement is a core problem in natural language processing, requiring non-trivial understanding of the input. Based on the promising results of graph neural networks on highly structured data, we develop a framework to extend existing sequence encoders with a graph compone…

2018-11-05abs ↗pdf ↗

Neural attention (NA) has become a key component of sequence-to-sequence models that yield state-of-the-art performance in as hard tasks as abstractive document summarization (ADS) and video captioning (VC). NA mechanisms perform inference of context vectors; these constitute weighted sums of deterministic input sequen…

2018-05-23abs ↗pdf ↗

Improved text summarization using neural semantic encoders with hierarchical structure.

problem Capturing long-term dependencies in text summarization.
method Proposed a novel hierarchical Neural Semantic Encoder (NSE) model augmented with lemma and PoS tags.
result Significantly outperformed state-of-the-art models in ROUGE metric.

In recent times, sequence-to-sequence (seq2seq) models have gained a lot of popularity and provide state-of-the-art performance in a wide variety of tasks such as machine translation, headline generation, text summarization, speech to text conversion, and image caption generation. The underlying framework for all these…

2018-05-24abs ↗pdf ↗

Unsupervised summarization generates novel reviews reflecting consensus opinions.

problem Creating summaries that reflect subjective information in multiple documents.
method Generative model with hierarchical variational autoencoder, pointer-generator mechanism.
result Model produces fluent and coherent summaries reflecting common opinions.

Scalable verifier for recurrent neural networks using polyhedral abstractions.

problem Certifying the correctness of recurrent neural networks.
method Combining sampling, optimization, and Fermat's theorem for polyhedral abstractions; gradient descent for refinement.
result Successfully verified challenging recurrent models in various domains.

A neural network tackles emotion recognition, attribution, and summarization.

problem Sparsity of emotional expressions in videos.
method Bi-stream Emotion Attribution-Classification Network (BEAC-Net) with two networks: attribution and classification.
result Superior performance on emotion attribution, recognition, and summarization tasks.

Math theory explains how neural networks learn abstract representations.

problem Understanding how neural networks learn abstract representations.
method Mathematical theory reformulating network optimization into mean field optimization over neural preactivations.
result Abstract representations of latent variables are guaranteed to appear in neural networks trained on tasks that depend on these variables.

Deep neural network learns discrete state abstractions for efficient planning.

problem Efficient sequential decision making in large state spaces.
method Information bottleneck method for learning approximate bisimulations using deep neural encoders and action-conditioned HMM.
result Trained method efficiently plans for unseen goals in multi-goal reinforcement learning.

GNNs learn graph representations, with new theory on their power and limitations.

problem Understanding the capabilities and limitations of GNNs.
method Theoretical analysis of GNNs, focusing on approximation and learning properties.
result New insights into the representation, generalization, and extrapolation of GNNs.

Neural networks struggle with abstract patterns, new RBP structures improve performance.

problem Neural networks fail to learn abstract patterns based on identity rules.
method Proposed Relation Based Pattern (RBP) extensions to neural network structures.
result Neural networks with RBP structures achieve perfect performance on synthetic and real-world sequence prediction tasks.

The ability to generate natural language sequences from source code snippets has a variety of applications such as code summarization, documentation, and retrieval. Sequence-to-sequence (seq2seq) models, adopted from neural machine translation (NMT), have achieved state-of-the-art performance on these tasks by treating…

2018-08-04abs ↗pdf ↗

A new tensor-based layer reduces neural network dimensions without losing important features.

problem Reducing dimensionality in tensor-structured feature data for deep neural networks.
method TensorProjection layer that projects input tensors into output tensors with reduced dimensions through mode-wise projections.
result The TensorProjection layer outperforms traditional downsampling methods in tasks like medical image classification and segmentation.

Cognitive abstraction metrics predict deep neural networks' generalization ability.

problem Understanding deep neural networks' generalization ability.
method Defined Cognitive Neural Activation (CNA) metric based on information complexity and activation patterns.
result CNA is highly predictive of generalization ability, outperforming other metrics.

Machine learning reduces workload in healthcare systematic reviews by 70%.

problem Efficiently screening abstracts for systematic reviews in healthcare.
method Training SVM classifiers on labeled abstracts to classify RCTs.
result SVM classifier achieved 90% accuracy and 0.84 F1 score.

In recent years, China, the United States and other countries, Google and other high-tech companies have increased investment in artificial intelligence. Deep learning is one of the current artificial intelligence research's key areas. This paper analyzes and summarizes the latest progress and future research direction…

2018-04-05abs ↗pdf ↗

Improves interpretability of recurrent neural networks through probabilistic abstraction.

problem Limited interpretability of neural networks, especially recurrent ones.
method Proposes a probabilistic approach to extract automata from recurrent neural networks.
result Significantly improves accuracy and scalability of interpretability compared to existing methods.

XIMP improves molecular property prediction by integrating multiple graph representations.

problem Graph neural networks struggle in data-scarce regimes and fail to surpass traditional methods.
method Cross-graph inter-message passing with multiple graph abstractions.
result XIMP outperforms state-of-the-art baselines across diverse molecular property tasks.

Converting an n-dimensional vector to a probability distribution over n objects is a commonly used component in many machine learning tasks like multiclass classification, multilabel classification, attention mechanisms etc. For this, several probability mapping functions have been proposed and employed in literature s…

2018-10-29abs ↗pdf ↗

Automated method simplifies stochastic chemical reaction network analysis.

problem Analyzing complex stochastic chemical reaction networks is computationally expensive.
method Uses deep learning to create a discrete-time process from a CTMC, optimizing neural network architecture.
result Automated method improves computational efficiency and accuracy for various CRNs.