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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.

169,291 papers · 148 categories

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241481722962 · Jun 202019922001200920182026
48 results for Abstract Syntax Networks

Abstract Syntax Networks generate code and parse text with high accuracy.

problem Mapping unstructured inputs to well-formed outputs for code generation and semantic parsing.
method Dynamic AST construction using a decoder with a modular structure.
result 79.2 BLEU and 22.7% exact match accuracy on Hearthstone dataset.

Optimizes tensor program execution time using graph neural networks.

problem Finding optimal configurations for tensor programs is infeasible due to large configuration space.
method Trains a graph convolutional network on an abstract syntax tree to predict execution time.
result Graph-based surrogate model outperforms heuristic-based methods.

Neural network identifies undeclared variables and infers their types.

problem Undeclared variable errors in programs.
method Trained on structural semantic details of AST, identifies and infers types of undeclared variables.
result Correctly identified and inferred types for 80% of programs with undeclared variable errors.

SLM models code syntax as trees to generate any programming language code.

problem Generating any piece of code in a given language without restrictions.
method Structural language modeling (SLM) decomposes code into ASTs and estimates probabilities over nodes.
result SLM model generates arbitrary code in any language, outperforming previous methods.

Model converts code snippets into vectors for predicting method names.

problem Representing code as vectors for semantic analysis.
method Decomposes code into abstract syntax tree paths, learns atomic representations simultaneously with aggregation.
result Code vectors trained on 14M methods can predict method names from unseen files.

A new layer learns abstract relations from graph structure using finite-state automata.

problem Learning abstract relations from graph structure for program analysis.
method Relaxing the problem into learning finite-state automata policies on a graph-based POMDP and training these policies using implicit differentiation.
result GFSA layer finds shortcuts in grid-world graphs and reproduces simple static analyses on Python programs.

This paper describes Convex, a convex optimization modeling framework in Julia. Convex translates problems from a user-friendly functional language into an abstract syntax tree describing the problem. This concise representation of the global structure of the problem allows Convex to infer whether the problem complies …

2014-10-17abs ↗pdf ↗

A new method embeds tree nodes to vectors for better tree edit distance learning.

problem Learning tree edit distances directly often violates metric axioms and is hard to interpret.
method Adaptive symbol embeddings to learn tree edit distances indirectly.
result Improves tree edit distance learning on multiple datasets.

SIVAE integrates sentences and their syntactic trees for improved text generation.

problem Improving the grammar of generated text.
method SIVAE uses two separate latent spaces for sentences and syntactic trees, optimizing a joint distribution with two encoders and two decoders.
result SIVAE generates sentences with better grammar compared to existing models.

Deep learning model separates syntax and semantics for better language generalization.

problem Standard deep learning methods struggle with systematic generalization in natural language.
method Implemented a Syntactic Attention model that separates syntactic and semantic processing.
result The Syntactic Attention model outperforms standard methods on a compositional generalization task.

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.

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.

Text documents are structured on multiple levels of detail: individual words are related by syntax, but larger units of text are related by discourse structure. Existing language models generally fail to account for discourse structure, but it is crucial if we are to have language models that reward coherence and gener…

2015-11-12abs ↗pdf ↗

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.

This paper extends ABCD to discover time series structure using probabilistic program synthesis.

problem Discovering structure in time series data.
method Formulating ABCD in probabilistic program synthesis, using abstract syntax trees and probabilistic programs.
result Improved accuracy in time series clustering and interpolation/extrapolation.

Blang simplifies Bayesian analysis for non-standard data types.

problem Bayesian inference for non-standard data structures.
method Bayesian declarative language, distribution continua, sequential Monte Carlo, non-reversible MCMC.
result Bayesian analysis on arbitrary data types is feasible and efficient.

Neural network model improves sentence classification in medical abstracts.

problem Individual sentence classification misses contextual information.
method Combines ANN effectiveness with structured prediction for joint sentence classification.
result Achieves state-of-the-art results on medical abstract datasets.

Proposes deep multimodal fusion for biometric identification.

problem Improving biometric identification accuracy with multiple modalities.
method Joint optimization of multiple modality-specific CNNs at different feature abstraction levels.
result Significant improvement in multimodal person identification performance.

System uses machine learning and automated reasoning to speed up PBE synthesis.

problem Slow synthesis in PBE due to domain-specific knowledge and large training datasets.
method Preprocess SyGuS PBE problems with a neural network to reduce search space, then use automated reasoning for faster solution.
result System outperforms all competing tools in the 2019 SyGuS Competition for the PBE Strings track by 47.65%.

New dataset tests neural networks' abstract reasoning, revealing strengths and weaknesses.

problem Measuring neural networks' ability to perform abstract reasoning.
method Proposed a dataset and challenge inspired by IQ tests, varying training and test data differences.
result Popular models like ResNets perform poorly on subtle differences between training and test data.

Model learns code representations from comments for data analysis tasks.

problem Lack of descriptive labels for analyzing large code corpora.
method Weakly supervised transformer architecture for joint code and comment representation.
result Model achieves 38% accuracy increase over expert-supplied heuristics.

EncGAN learns multi-manifold structure and abstract features using an encoder.

problem Learning multi-manifold structure and abstract features in data.
method Uses an encoder to model manifold structure and invert it for generation, with a single latent space for shared abstract features.
result Successfully learns multi-manifold structure and abstract features on MNIST, 3D-chair, and UT-Zap50k datasets.

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.

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.