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Deep learning has revolutionized many industries by enabling models to automatically learn complex patterns from raw data, reducing dependence on manual feature engineering. However, deep learning algorithms are sensitive to input data, and…

Machine Learning · Computer Science 2025-07-21 Mert Sehri , Zehui Hua , Francisco de Assis Boldt , Patrick Dumond

Enabling question answering over tables and databases in natural language has become a key capability in the democratization of insights from tabular data sources. These systems first require retrieval of data that is relevant to a given…

Information Retrieval · Computer Science 2026-03-10 Wojciech Kosiuk , Xingyu Ji , Yeounoh Chung , Fatma Özcan , Madelon Hulsebos

The advent of highly accurate protein structure prediction methods has fueled an exponential expansion of the protein structure database. Consequently, there is a rising demand for rapid and precise structural homolog search. Traditional…

Biomolecules · Quantitative Biology 2023-12-01 Yuan Liu , Hong-Bin Shen

In this paper, we propose a deep convolutional neural network for learning the embeddings of images in order to capture the notion of visual similarity. We present a deep siamese architecture that when trained on positive and negative pairs…

Computer Vision and Pattern Recognition · Computer Science 2019-01-14 Rishab Sharma , Anirudha Vishvakarma

This paper addresses the gap between general-purpose text embeddings and the specific demands of item retrieval tasks. We demonstrate the shortcomings of existing models in capturing the nuances necessary for zero-shot performance on item…

Information Retrieval · Computer Science 2024-03-01 Yuxuan Lei , Jianxun Lian , Jing Yao , Mingqi Wu , Defu Lian , Xing Xie

Learning high-quality embeddings for rare words is a hard problem because of sparse context information. Mimicking (Pinter et al., 2017) has been proposed as a solution: given embeddings learned by a standard algorithm, a model is first…

Computation and Language · Computer Science 2019-04-08 Timo Schick , Hinrich Schütze

We address the task of routing natural language queries in multi-database enterprise environments. We construct realistic benchmarks by extending existing NL-to-SQL datasets. Our study shows that routing becomes increasingly challenging…

Artificial Intelligence · Computer Science 2026-01-28 Saikrishna Sudarshan , Tanay Kulkarni , Manasi Patwardhan , Lovekesh Vig , Ashwin Srinivasan , Tanmay Tulsidas Verlekar

How can a text corpus stored in a customer relationship management (CRM) database be used for data mining and segmentation? In order to answer this question we inherited the state of the art methods commonly used in natural language…

Computation and Language · Computer Science 2021-06-10 Şükrü Ozan

The online recruitment matching system has been the core technology and service platform in CareerBuilder. One of the major challenges in an online recruitment scenario is to provide good matches between job posts and candidates using a…

Information Retrieval · Computer Science 2021-07-02 Jing Zhao , Jingya Wang , Madhav Sigdel , Bopeng Zhang , Phuong Hoang , Mengshu Liu , Mohammed Korayem

This study addresses the challenge of performing visual localization in demanding conditions such as night-time scenarios, adverse weather, and seasonal changes. While many prior studies have focused on improving image-matching performance…

Computer Vision and Pattern Recognition · Computer Science 2024-03-21 Khang Truong Giang , Soohwan Song , Sungho Jo

Peptide identification in mass spectrometry-based proteomics is crucial for understanding protein function and dynamics. Traditional database search methods, though widely used, rely on heuristic scoring functions and statistical…

Quantitative Methods · Quantitative Biology 2024-05-13 Yonghan Yu , Ming Li

A structured query can capture the complexity of object interactions (e.g. 'woman rides motorcycle') unlike single objects (e.g. 'woman' or 'motorcycle'). Retrieval using structured queries therefore is much more useful than single object…

Computer Vision and Pattern Recognition · Computer Science 2020-05-15 Brigit Schroeder , Subarna Tripathi

In this paper we explore the task of modeling semi-structured object sequences; in particular, we focus our attention on the problem of developing a structure-aware input representation for such sequences. Examples of such data include user…

Computer Vision and Pattern Recognition · Computer Science 2023-05-24 Rudra Murthy , Riyaz Bhat , Chulaka Gunasekara , Siva Sankalp Patel , Hui Wan , Tejas Indulal Dhamecha , Danish Contractor , Marina Danilevsky

Incorporating domain-specific priors in search and navigation tasks has shown promising results in improving generalization and sample complexity over end-to-end trained policies. In this work, we study how object embeddings that capture…

Robotics · Computer Science 2021-08-03 Vidhi Jain , Prakhar Agarwal , Shishir Patil , Katia Sycara

Visual grounding, i.e., localizing objects in images according to natural language queries, is an important topic in visual language understanding. The most effective approaches for this task are based on deep learning, which generally…

Computer Vision and Pattern Recognition · Computer Science 2022-11-18 Haojun Jiang , Yuanze Lin , Dongchen Han , Shiji Song , Gao Huang

We address the problem of phrase grounding by lear ing a multi-level common semantic space shared by the textual and visual modalities. We exploit multiple levels of feature maps of a Deep Convolutional Neural Network, as well as…

Computer Vision and Pattern Recognition · Computer Science 2019-05-31 Hassan Akbari , Svebor Karaman , Surabhi Bhargava , Brian Chen , Carl Vondrick , Shih-Fu Chang

Composed image retrieval aims to find an image that best matches a given multi-modal user query consisting of a reference image and text pair. Existing methods commonly pre-compute image embeddings over the entire corpus and compare these…

Computer Vision and Pattern Recognition · Computer Science 2024-01-30 Zheyuan Liu , Weixuan Sun , Damien Teney , Stephen Gould

Retrieval-Augmented Generation systems depend on retrieving semantically relevant document chunks to support accurate, grounded outputs from large language models. In structured and repetitive corpora such as regulatory filings, chunk…

Information Retrieval · Computer Science 2026-01-21 Raquib Bin Yousuf , Shengzhe Xu , Mandar Sharma , Andrew Neeser , Chris Latimer , Naren Ramakrishnan

We present a novel approach to pseudo-feedback-based ad hoc retrieval that uses language models induced from both documents and clusters. First, we treat the pseudo-feedback documents produced in response to the original query as a set of…

Information Retrieval · Computer Science 2007-05-23 Oren Kurland , Lillian Lee , Carmel Domshlak

Recently, a new paradigm called Differentiable Search Index (DSI) has been proposed for document retrieval, wherein a sequence-to-sequence model is learned to directly map queries to relevant document identifiers. The key idea behind DSI is…

Information Retrieval · Computer Science 2023-05-25 Yubao Tang , Ruqing Zhang , Jiafeng Guo , Jiangui Chen , Zuowei Zhu , Shuaiqiang Wang , Dawei Yin , Xueqi Cheng