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The input method is an essential service on every mobile and desktop devices that provides text suggestions. It converts sequential keyboard inputs to the characters in its target language, which is indispensable for Japanese and Chinese…

计算与语言 · 计算机科学 2018-10-23 Jiali Yao , Raphael Shu , Xinjian Li , Katsutoshi Ohtsuki , Hideki Nakayama

Large Language Models remain vulnerable to adversarial prompts that elicit toxic content even after safety alignment. We present ToxSearch, a black-box evolutionary framework that tests model safety by evolving prompts in a synchronous…

神经与进化计算 · 计算机科学 2026-01-27 Onkar Shelar , Travis Desell

Corpus-based set expansion (i.e., finding the "complete" set of entities belonging to the same semantic class, based on a given corpus and a tiny set of seeds) is a critical task in knowledge discovery. It may facilitate numerous downstream…

计算与语言 · 计算机科学 2019-10-21 Jiaming Shen , Zeqiu Wu , Dongming Lei , Jingbo Shang , Xiang Ren , Jiawei Han

Count-based word alignment methods, such as the IBM models or fast-align, struggle on very small parallel corpora. We therefore present an alternative approach based on cross-lingual word embeddings (CLWEs), which are trained on purely…

计算与语言 · 计算机科学 2018-11-02 Nina Poerner , Masoud Jalili Sabet , Benjamin Roth , Hinrich Schütze

This paper presents an approach to improve text embedding models through contrastive fine-tuning on small datasets augmented with expert scores. It focuses on enhancing semantic textual similarity tasks and addressing text retrieval…

计算与语言 · 计算机科学 2024-08-23 Jun Lu , David Li , Bill Ding , Yu Kang

Over the past few years, various word-level textual attack approaches have been proposed to reveal the vulnerability of deep neural networks used in natural language processing. Typically, these approaches involve an important optimization…

计算与语言 · 计算机科学 2021-11-23 Shengcai Liu , Ning Lu , Cheng Chen , Ke Tang

We present ElasticHash, a novel approach for high-quality, efficient, and large-scale semantic image similarity search. It is based on a deep hashing model to learn hash codes for fine-grained image similarity search in natural images and a…

计算机视觉与模式识别 · 计算机科学 2023-05-10 Nikolaus Korfhage , Markus Mühling , Bernd Freisleben

Mathematics is a highly specialized domain with its own unique set of challenges. Despite this, there has been relatively little research on natural language processing for mathematical texts, and there are few mathematical language…

计算与语言 · 计算机科学 2024-06-18 Jacob Collard , Valeria de Paiva , Eswaran Subrahmanian

We present a system that allows a user to search a large linguistically annotated corpus using syntactic patterns over dependency graphs. In contrast to previous attempts to this effect, we introduce a light-weight query language that does…

计算与语言 · 计算机科学 2020-06-05 Micah Shlain , Hillel Taub-Tabib , Shoval Sadde , Yoav Goldberg

Considering the imminent massification of digital books, it has become critical to facilitate searching collections through graphical patterns. Current strategies for document retrieval and pattern spotting in historical documents still…

计算机视觉与模式识别 · 计算机科学 2026-04-21 Jose M. Saavedra , Crhistopher Stears , Marcelo Pizarro , Cristóbal Loyola , Luis Aros

We study the problem of set discovery where given a few example tuples of a desired set, we want to find the set in a collection of sets. A challenge is that the example tuples may not uniquely identify a set, and a large number of…

数据库 · 计算机科学 2022-10-05 Arif Hasnat , Davood Rafiei

In this work, we present Slimmable Neural Networks applied to the problem of small-footprint keyword spotting. We show that slimmable neural networks allow us to create super-nets from Convolutioanl Neural Networks and Transformers, from…

声音 · 计算机科学 2023-04-25 Zuhaib Akhtar , Mohammad Omar Khursheed , Dongsu Du , Yuzong Liu

Indexed pattern search in text has been studied for many decades. For small alphabets, the FM-Index provides unmatched performance, in terms of both space required and search speed. For large alphabets -- for example, when the tokens are…

数据结构与算法 · 计算机科学 2016-05-19 Simon Gog , Alistair Moffat , Matthias Petri

We address the problem of segmenting and retrieving word images in collections of historical manuscripts given a text query. This is commonly referred to as "word spotting". To this end, we first propose an end-to-end trainable model based…

计算机视觉与模式识别 · 计算机科学 2020-04-02 Tomas Wilkinson , Jonas Lindström , Anders Brun

Recent studies have highlighted the potential of exploiting parallel corpora to enhance multilingual large language models, improving performance in both bilingual tasks, e.g., machine translation, and general-purpose tasks, e.g., text…

计算与语言 · 计算机科学 2025-02-11 Peiqin Lin , André F. T. Martins , Hinrich Schütze

A family of comparison-based exact pattern matching algorithms is described. They utilize multi-dimensional arrays in order to process more than one adjacent text window in each iteration of the search cycle. This approach leads to a lower…

数据结构与算法 · 计算机科学 2016-08-31 Igor O. Zavadskyi

The paper [1] shows that simple linear classifier can compete with complex deep learning algorithms in text classification applications. Combining bag of words (BoW) and linear classification techniques, fastText [1] attains same or only…

计算与语言 · 计算机科学 2017-02-21 Vladimir Zolotov , David Kung

FastText has established itself as a fundamental algorithm for learning word representations, demonstrating exceptional capability in handling out-of-vocabulary words through character-level n-gram embeddings. However, its hash-based…

计算与语言 · 计算机科学 2025-06-03 Yimin Du

Models based on attention mechanisms have shown unprecedented speech recognition performance. However, they are computationally expensive and unnecessarily complex for keyword spotting, a task targeted to small-footprint devices. This work…

音频与语音处理 · 电气工程与系统科学 2021-07-02 Biel Tura , Santiago Escuder , Ferran Diego , Carlos Segura , Jordi Luque

Policy-gradient methods are widely used for learning control policies. They can be easily distributed to multiple workers and reach state-of-the-art results in many domains. Unfortunately, they exhibit large variance and subsequently suffer…

机器学习 · 计算机科学 2022-09-29 Gal Dalal , Assaf Hallak , Shie Mannor , Gal Chechik