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Imagine being able to ask questions to a black box model such as "Which adversarial examples exist?", "Does a specific attribute have a disproportionate effect on the model's prediction?" or "What kind of predictions could possibly be made…

Machine Learning · Computer Science 2021-05-19 Laurens Devos , Wannes Meert , Jesse Davis

We introspect black-box sentence embeddings by conditionally generating from them with the objective to retrieve the underlying discrete sentence. We perceive of this as a new unsupervised probing task and show that it correlates well with…

Computation and Language · Computer Science 2020-11-03 Martin Kerscher , Steffen Eger

Improving context faithfulness in large language models is essential for developing trustworthy retrieval augmented generation systems and mitigating hallucinations, especially in long-form question answering (LFQA) tasks or scenarios…

Computation and Language · Computer Science 2025-03-04 Kun Li , Tianhua Zhang , Yunxiang Li , Hongyin Luo , Abdalla Moustafa , Xixin Wu , James Glass , Helen Meng

Black-box optimization is primarily important for many compute-intensive applications, including reinforcement learning (RL), robot control, etc. This paper presents a novel theoretical framework for black-box optimization, in which our…

Machine Learning · Computer Science 2020-09-10 Yueming Lyu , Ivor W. Tsang

We describe an efficient implementation of clause guidance in saturation-based automated theorem provers extending the ENIGMA approach. Unlike in the first ENIGMA implementation where fast linear classifier is trained and used together with…

Artificial Intelligence · Computer Science 2019-03-11 Karel Chvalovský , Jan Jakubův , Martin Suda , Josef Urban

We propose a principle for exploring context in machine learning models. Starting with a simple assumption that each observation may or may not depend on its context, a conditional probability distribution is decomposed into two parts:…

Machine Learning · Computer Science 2019-01-23 Yun Zeng

Importance of visual context in scene understanding tasks is well recognized in the computer vision community. However, to what extent the computer vision models for image classification and semantic segmentation are dependent on the…

Computer Vision and Pattern Recognition · Computer Science 2018-12-18 Rakshith Shetty , Bernt Schiele , Mario Fritz

We study a formalization of the grammar induction problem that models sentences as being generated by a compound probabilistic context-free grammar. In contrast to traditional formulations which learn a single stochastic grammar, our…

Computation and Language · Computer Science 2020-03-31 Yoon Kim , Chris Dyer , Alexander M. Rush

Current deep learning architectures suffer from catastrophic forgetting, a failure to retain knowledge of previously learned classes when incrementally trained on new classes. The fundamental roadblock faced by deep learning methods is that…

Machine Learning · Computer Science 2020-12-01 Ziyang Wu , Christina Baek , Chong You , Yi Ma

In recent years, deep learning techniques have been developed to improve the performance of program synthesis from input-output examples. Albeit its significant progress, the programs that can be synthesized by state-of-the-art approaches…

Machine Learning · Computer Science 2018-03-09 Xinyun Chen , Chang Liu , Dawn Song

Grammatical inference is a classical problem in computational learning theory and a topic of wider influence in natural language processing. We treat grammars as a model of computation and propose a novel neural approach to induction of…

Machine Learning · Computer Science 2022-10-04 Peter Belcák , David Hofer , Roger Wattenhofer

The increasingly widespread adoption of large language models has highlighted the need for improving their explainability. We present context length probing, a novel explanation technique for causal language models, based on tracking the…

Computation and Language · Computer Science 2023-09-19 Ondřej Cífka , Antoine Liutkus

A wide variety of natural language tasks are currently being addressed with large-scale language models (LLMs). These models are usually trained with a very large amount of unsupervised text data and adapted to perform a downstream natural…

Computation and Language · Computer Science 2023-10-09 Lautaro Estienne , Luciana Ferrer , Matías Vera , Pablo Piantanida

Recently proposed models which learn to write computer programs from data use either input/output examples or rich execution traces. Instead, we argue that a novel alternative is to use a glass-box loss function, given as a program itself…

Machine Learning · Computer Science 2017-09-27 Konstantina Christakopoulou , Adam Tauman Kalai

Since the emergence of large language models, prompt learning has become a popular method for optimizing and customizing these models. Special prompts, such as Chain-of-Thought, have even revealed previously unknown reasoning capabilities…

Machine Learning · Computer Science 2024-07-02 Rui Pan , Shuo Xing , Shizhe Diao , Wenhe Sun , Xiang Liu , Kashun Shum , Renjie Pi , Jipeng Zhang , Tong Zhang

Two lines of work are taking the central stage in AI research. On the one hand, the community is making increasing efforts to build models that discard spurious correlations and generalize better in novel test environments. Unfortunately,…

Machine Learning · Computer Science 2023-09-21 Sharut Gupta , Stefanie Jegelka , David Lopez-Paz , Kartik Ahuja

Existing methods for visual reasoning attempt to directly map inputs to outputs using black-box architectures without explicitly modeling the underlying reasoning processes. As a result, these black-box models often learn to exploit biases…

Computer Vision and Pattern Recognition · Computer Science 2017-05-11 Justin Johnson , Bharath Hariharan , Laurens van der Maaten , Judy Hoffman , Li Fei-Fei , C. Lawrence Zitnick , Ross Girshick

State of the art approaches for (embedding based) unsupervised semantic search exploits either compositional similarity (of a query and a passage) or pair-wise word (or term) similarity (from the query and the passage). By design, word…

Computation and Language · Computer Science 2019-03-14 Md Faisal Mahbub Chowdhury , Vijil Chenthamarakshan , Rishav Chakravarti , Alfio M. Gliozzo

Training data for text classification is often limited in practice, especially for applications with many output classes or involving many related classification problems. This means classifiers must generalize from limited evidence, but…

Computation and Language · Computer Science 2020-05-19 Abhijit Mahabal , Jason Baldridge , Burcu Karagol Ayan , Vincent Perot , Dan Roth

Large language models (LLMs) have shown success in generating high-quality responses. In order to achieve better alignment with LLMs with human preference, various works are proposed based on specific optimization process, which, however,…

Computation and Language · Computer Science 2024-09-04 Zhuo Li , Yuhao Du , Jinpeng Hu , Xiang Wan , Anningzhe Gao
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