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Video retrieval is a challenging research topic bridging the vision and language areas and has attracted broad attention in recent years. Previous works have been devoted to representing videos by directly encoding from frame-level…

计算机视觉与模式识别 · 计算机科学 2020-06-17 Zerun Feng , Zhimin Zeng , Caili Guo , Zheng Li

Audio captioning is the task of automatically creating a textual description for the contents of a general audio signal. Typical audio captioning methods rely on deep neural networks (DNNs), where the target of the DNN is to map the input…

音频与语音处理 · 电气工程与系统科学 2020-07-08 Khoa Nguyen , Konstantinos Drossos , Tuomas Virtanen

Content-based video retrieval aims to find videos from a large video database that are similar to or even near-duplicate of a given query video. Video representation and similarity search algorithms are crucial to any video retrieval…

计算机视觉与模式识别 · 计算机科学 2021-04-19 Xiangteng He , Yulin Pan , Mingqian Tang , Yiliang Lv

Audio captioning is an important research area that aims to generate meaningful descriptions for audio clips. Most of the existing research extracts acoustic features of audio clips as input to encoder-decoder and transformer architectures…

声音 · 计算机科学 2022-04-20 Ayşegül Özkaya Eren , Mustafa Sert

While existing speech audio codecs designed for compression exploit limited forms of temporal redundancy and allow for multi-scale representations, they tend to represent all features of audio in the same way. In contrast, generative voice…

声音 · 计算机科学 2025-09-22 Ryan Collette , Ross Greenwood , Serena Nicoll

Neural audio codecs (NACs), which use neural networks to generate compact audio representations, have garnered interest for their applicability to many downstream tasks -- especially quantized codecs due to their compatibility with large…

音频与语音处理 · 电气工程与系统科学 2025-08-13 Ryo Aihara , Yoshiki Masuyama , Gordon Wichern , François G. Germain , Jonathan Le Roux

This paper describes an effective unsupervised method for query-by-example speaker retrieval. We suppose that only one speaker is in each audio file or in audio segment. The audio data are modeled using a common universal codebook. The…

信息检索 · 计算机科学 2010-09-13 Konstantin Biatov

Text-video retrieval is a challenging task that aims to identify relevant videos given textual queries. Compared to conventional textual retrieval, the main obstacle for text-video retrieval is the semantic gap between the textual nature of…

计算机视觉与模式识别 · 计算机科学 2024-01-09 Qian Li , Lixin Su , Jiashu Zhao , Long Xia , Hengyi Cai , Suqi Cheng , Hengzhu Tang , Junfeng Wang , Dawei Yin

With the increase in the number of open repositories and discussion forums, the use of natural language for semantic code search has become increasingly common. The accuracy of the results returned by such systems, however, can be low due…

软件工程 · 计算机科学 2020-11-03 Raunak Sinha , Utkarsh Desai , Srikanth Tamilselvam , Senthil Mani

We propose a new framework for extracting visual information about a scene only using audio signals. Audio-based methods can overcome some of the limitations of vision-based methods i.e., they do not require "line-of-sight", are robust to…

计算机视觉与模式识别 · 计算机科学 2022-09-14 Fabrizio Pedersoli , Dryden Wiebe , Amin Banitalebi , Yong Zhang , George Tzanetakis , Kwang Moo Yi

We present a neural model for representing snippets of code as continuous distributed vectors ("code embeddings"). The main idea is to represent a code snippet as a single fixed-length $\textit{code vector}$, which can be used to predict…

机器学习 · 计算机科学 2018-10-31 Uri Alon , Meital Zilberstein , Omer Levy , Eran Yahav

This work explores text-to-image retrieval for queries that specify or describe a semantic category. While vision-and-language models (VLMs) like CLIP offer a straightforward open-vocabulary solution, they map text and images to distant…

计算机视觉与模式识别 · 计算机科学 2025-09-03 Faizan Farooq Khan , Vladan Stojnić , Zakaria Laskar , Mohamed Elhoseiny , Giorgos Tolias

Image perception is one of the most direct ways to provide contextual information about a user concerning his/her surrounding environment; hence images are a suitable proxy for contextual recommendation. We propose a novel representation…

多媒体 · 计算机科学 2018-08-30 Chih-Chun Hsia , Kwei-Herng Lai , Yian Chen , Chuan-Ju Wang , Ming-Feng Tsai

Audio-text retrieval enables semantic alignment between audio content and natural language queries, supporting applications in multimedia search, accessibility, and surveillance. However, current state-of-the-art approaches struggle with…

Recognition of speech, and in particular the ability to generalize and learn from small sets of labelled examples like humans do, depends on an appropriate representation of the acoustic input. We formulate the problem of finding robust…

Embedding acoustic information into fixed length representations is of interest for a whole range of applications in speech and audio technology. Two novel unsupervised approaches to generate acoustic embeddings by modelling of acoustic…

计算与语言 · 计算机科学 2021-02-08 Yanpei Shi , Thomas Hain

Finding the right sound effects (SFX) to match moments in a video is a difficult and time-consuming task, and relies heavily on the quality and completeness of text metadata. Retrieving high-quality (HQ) SFX using a video frame directly as…

声音 · 计算机科学 2023-08-21 Julia Wilkins , Justin Salamon , Magdalena Fuentes , Juan Pablo Bello , Oriol Nieto

Recent works in medical image segmentation have actively explored various deep learning architectures or objective functions to encode high-level features from volumetric data owing to limited image annotations. However, most existing…

计算机视觉与模式识别 · 计算机科学 2021-05-18 Chae Eun Lee , Minyoung Chung , Yeong-Gil Shin

There has been a growing interest in the task of generating sound for silent videos, primarily because of its practicality in streamlining video post-production. However, existing methods for video-sound generation attempt to directly…

多媒体 · 计算机科学 2024-04-04 Zhifeng Xie , Shengye Yu , Qile He , Mengtian Li

Vector representations and vector space modeling (VSM) play a central role in modern machine learning. We propose a novel approach to `vector similarity searching' over dense semantic representations of words and documents that can be…

信息检索 · 计算机科学 2017-06-06 Jan Rygl , Jan Pomikálek , Radim Řehůřek , Michal Růžička , Vít Novotný , Petr Sojka