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We present Branch-Train-Stitch (BTS), an efficient and flexible training algorithm for combining independently trained large language model (LLM) experts into a single, capable generalist model. Following Li et al., we start with a single…

Outlier detection is critical in real applications to prevent financial fraud, defend network intrusions, or detecting imminent device failures. To reduce the human effort in evaluating outlier detection results and effectively turn the…

Machine Learning · Computer Science 2023-09-04 Yu Wang , Lei Cao , Yizhou Yan , Samuel Madden

Many example-guided program synthesis techniques use abstractions to prune the search space. While abstraction-based synthesis has proven to be very powerful, a domain expert needs to provide a suitable abstract domain, together with the…

Programming Languages · Computer Science 2018-04-13 Xinyu Wang , Greg Anderson , Isil Dillig , K. L. McMillan

Large language models demonstrate exceptional performance in simple code generation tasks but still face challenges in tackling complex problems. These challenges may stem from insufficient reasoning and problem decomposition capabilities.…

Computation and Language · Computer Science 2025-05-12 Bin Xu , Yiguan Lin , Yinghao Li , Yang Gao

A code generation system generates programming language code based on an input natural language description. State-of-the-art approaches rely on neural networks for code generation. However, these code generators suffer from two problems.…

Machine Learning · Computer Science 2019-12-02 Zeyu Sun , Qihao Zhu , Yingfei Xiong , Yican Sun , Lili Mou , Lu Zhang

Recent years have witnessed the emergence of textual commonsense knowledge bases, aimed at providing more nuanced and context-rich knowledge. The integration of external commonsense into language models has been shown to be a key enabler in…

Computation and Language · Computer Science 2023-05-26 Wanyun Cui , Xingran Chen

Program text is rendered using impoverished typographic styles. Beyond choice of fonts and syntax-highlighting colors, code editors and related tools utilize very few text decorations. These limited styles are, furthermore, applied in…

Programming Languages · Computer Science 2025-02-28 Sam Cohen , Ravi Chugh

Source Code Summarization is the task of writing short, natural language descriptions of source code. The main use for these descriptions is in software documentation e.g. the one-sentence Java method descriptions in JavaDocs. Code…

Computation and Language · Computer Science 2019-04-05 Alexander LeClair , Collin McMillan

The semantics and the recursive execution model of Prolog make it very natural to express language interpreters in form of AST (Abstract Syntax Tree) interpreters where the execution follows the tree representation of a program. An…

Programming Languages · Computer Science 2020-08-31 Philipp Körner , David Schneider , Michael Leuschel

Reducing outcome variance is an essential task in deep learning based medical image analysis. Bootstrap aggregating, also known as bagging, is a canonical ensemble algorithm for aggregating weak learners to become a strong learner. Random…

Computer Vision and Pattern Recognition · Computer Science 2021-02-19 Xing Li , Haichun Yang , Jiaxin He , Aadarsh Jha , Agnes B. Fogo , Lee E. Wheless , Shilin Zhao , Yuankai Huo

The Binary Search Tree (BST) is average in computer science which supports a compact data structure in memory and oneself even conducts a row of quick algorithms, by which people often apply it in dynamical circumstance. Besides these…

Data Structures and Algorithms · Computer Science 2018-10-05 Yong Tan

We address the problem of any-code completion - generating a missing piece of source code in a given program without any restriction on the vocabulary or structure. We introduce a new approach to any-code completion that leverages the…

Machine Learning · Computer Science 2020-07-30 Uri Alon , Roy Sadaka , Omer Levy , Eran Yahav

Partitioning large machine learning models across distributed accelerator systems is a complex process, requiring a series of interdependent decisions that are further complicated by internal sharding ambiguities. Consequently, existing…

Software documentation largely consists of short, natural language summaries of the subroutines in the software. These summaries help programmers quickly understand what a subroutine does without having to read the source code him or…

Software Engineering · Computer Science 2020-04-13 Sakib Haque , Alexander LeClair , Lingfei Wu , Collin McMillan

This paper proposes a novel Ontology-based and user-focused Automatic Text Summarization (OATS) system, in the setting where the goal is to automatically generate text summarization from unstructured text by extracting sentences containing…

Computation and Language · Computer Science 2020-12-04 Po-Hsu Allen Chen , Amy Leibrand , Jordan Vasko , Mitch Gauthier

The end-to-end architecture has made promising progress in speech translation (ST). However, the ST task is still challenging under low-resource conditions. Most ST models have shown unsatisfactory results, especially in the absence of word…

Computation and Language · Computer Science 2022-03-31 Yao-Fei Cheng , Hung-Shin Lee , Hsin-Min Wang

Large pre-trained language models have been used to generate code,providing a flexible interface for synthesizing programs from natural language specifications. However, they often violate syntactic and semantic rules of their output…

Machine Learning · Computer Science 2022-01-28 Gabriel Poesia , Oleksandr Polozov , Vu Le , Ashish Tiwari , Gustavo Soares , Christopher Meek , Sumit Gulwani

Large Language Models (LLMs) have demonstrated remarkable performance across a broad spectrum of tasks, including natural language understanding, dialogue systems, and code generation. Despite evident progress, less attention has been paid…

Logic in Computer Science · Computer Science 2026-04-27 Manuel Alejandro Borroto Santana , Erica Coppolillo , Francesco Calimeri , Giuseppe Manco , Simona Perri , Francesco Ricca

Large Reasoning Models (LRMs) achieve remarkable inference-time improvements through parallel thinking. However, existing methods rely on redundant sampling of reasoning trajectories, failing to effectively explore the reasoning space to…

Artificial Intelligence · Computer Science 2026-02-05 Zicheng Xu , Xiuyi Lou , Guanchu Wang , Yu-Neng Chuang , Feng Luo , Guangyao Zheng , Alexander S. Szalay , Zirui Liu , Vladimir Braverman

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…

Machine Learning · Computer Science 2019-02-22 Uri Alon , Shaked Brody , Omer Levy , Eran Yahav