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Related papers: Hashing based Answer Selection

200 papers

Expansion-enhanced sparse lexical representation improves information retrieval (IR) by minimizing vocabulary mismatch problems during lexical matching. In this paper, we explore the potential of jointly learning dense semantic…

Machine Learning · Computer Science 2024-05-24 Biplob Biswas , Rajiv Ramnath

Virtual screening (VS) is a critical step in computer-aided drug discovery, aiming to identify molecules that bind to a specific target receptor like protein. Traditional VS methods, such as docking, are often too time-consuming for…

Artificial Intelligence · Computer Science 2024-07-30 Jin Han , Yun Hong , Wu-Jun Li

Neural architecture search (NAS) is an attractive approach to automate the design of optimized architectures but is constrained by high computational budget, especially when optimizing for multiple, important conflicting objectives. To…

Machine Learning · Computer Science 2025-09-03 Zhao Wei , Chin Chun Ooi , Yew-Soon Ong

The great amount of datasets generated by various data sources have posed the challenge to machine learning algorithm selection and hyperparameter configuration. For a specific machine learning task, it usually takes domain experts plenty…

Machine Learning · Computer Science 2020-07-08 Tianyu Mu , Hongzhi Wang , Chunnan Wang , Zheng Liang

In retrieval applications, binary hashes are known to offer significant improvements in terms of both memory and speed. We investigate the compression of sentence embeddings using a neural encoder-decoder architecture, which is trained by…

Information Retrieval · Computer Science 2019-08-16 Felix Hamann , Nadja Kurz , Adrian Ulges

Currently, a growing number of health consumers are asking health-related questions online, at any time and from anywhere, which effectively lowers the cost of health care. The most common approach is using online health expert…

Information Retrieval · Computer Science 2016-12-22 Ze Hu , Zhan Zhang , Qing Chen , Haiqin Yang , Decheng Zuo

The increasing demand for the web-based digital assistants has given a rapid rise in the interest of the Information Retrieval (IR) community towards the field of conversational question answering (ConvQA). However, one of the critical…

Computation and Language · Computer Science 2023-08-07 Munazza Zaib , Wei Emma Zhang , Quan Z. Sheng , Subhash Sagar , Adnan Mahmood , Yang Zhang

Rapid response, namely low latency, is fundamental in search applications; it is particularly so in interactive search sessions, such as those encountered in conversational settings. An observation with a potential to reduce latency asserts…

Information Retrieval · Computer Science 2022-11-28 Ophir Frieder , Ida Mele , Cristina Ioana Muntean , Franco Maria Nardini , Raffaele Perego , Nicola Tonellotto

Natural language sentence matching is the task of comparing two sentences and identifying the relationship between them.It has a wide range of applications in natural language processing tasks such as reading comprehension, question and…

Computation and Language · Computer Science 2022-03-22 Kexin Jiang , Yahui Zhao , Rongyi Cui , Zhenguo Zhang

Attention mechanisms in biological perception are thought to select subsets of perceptual information for more sophisticated processing which would be prohibitive to perform on all sensory inputs. In computer vision, however, there has been…

Computer Vision and Pattern Recognition · Computer Science 2018-08-02 Mateusz Malinowski , Carl Doersch , Adam Santoro , Peter Battaglia

In this paper we explore deep learning models with memory component or attention mechanism for question answering task. We combine and compare three models, Neural Machine Translation, Neural Turing Machine, and Memory Networks for a…

Computation and Language · Computer Science 2015-11-23 Yang Yu , Wei Zhang , Chung-Wei Hang , Bing Xiang , Bowen Zhou

This paper summarizes our work on the first track of the ninth Dialog System Technology Challenge (DSTC 9), "Beyond Domain APIs: Task-oriented Conversational Modeling with Unstructured Knowledge Access". The goal of the task is to generate…

Computation and Language · Computer Science 2021-02-10 David Thulke , Nico Daheim , Christian Dugast , Hermann Ney

With the rapid growth of web images, hashing has received increasing interests in large scale image retrieval. Research efforts have been devoted to learning compact binary codes that preserve semantic similarity based on labels. However,…

Computer Vision and Pattern Recognition · Computer Science 2015-04-21 Fang Zhao , Yongzhen Huang , Liang Wang , Tieniu Tan

Intelligent personal assistant systems with either text-based or voice-based conversational interfaces are becoming increasingly popular around the world. Retrieval-based conversation models have the advantages of returning fluent and…

Information Retrieval · Computer Science 2018-05-10 Liu Yang , Minghui Qiu , Chen Qu , Jiafeng Guo , Yongfeng Zhang , W. Bruce Croft , Jun Huang , Haiqing Chen

Sorting and hashing are two completely different concepts in computer science, and appear mutually exclusive to one another. Hashing is a search method using the data as a key to map to the location within memory, and is used for rapid…

Data Structures and Algorithms · Computer Science 2007-05-23 William F. Gilreath

In this paper, we introduce the use of Semantic Hashing as embedding for the task of Intent Classification and achieve state-of-the-art performance on three frequently used benchmarks. Intent Classification on a small dataset is a…

Deep reinforcement learning algorithms are usually impeded by sampling inefficiency, heavily depending on multiple interactions with the environment to acquire accurate decision-making capabilities. In contrast, humans rely on their…

Machine Learning · Computer Science 2024-03-07 Yonggang Jin , Chenxu Wang , Tianyu Zheng , Liuyu Xiang , Yaodong Yang , Junge Zhang , Jie Fu , Zhaofeng He

Sensor-based human activity recognition (HAR) requires to predict the action of a person based on sensor-generated time series data. HAR has attracted major interest in the past few years, thanks to the large number of applications enabled…

Machine Learning · Computer Science 2021-03-30 Davide Buffelli , Fabio Vandin

Evaluating generative models, such as large language models (LLMs), commonly involves question-answering tasks where the final answer is selected based on probability of answer choices. On the other hand, for models requiring reasoning, the…

Computation and Language · Computer Science 2025-10-17 Hwiyeol Jo , Joosung Lee , Jaehone Lee , Sang-Woo Lee , Joonsuk Park , Kang Min Yoo

Active learning aims to select a small subset of data for annotation such that a classifier learned on the data is highly accurate. This is usually done using heuristic selection methods, however the effectiveness of such methods is limited…

Computation and Language · Computer Science 2017-08-09 Meng Fang , Yuan Li , Trevor Cohn