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Reliable identification of bird species in recorded audio files would be a transformative tool for researchers, conservation biologists, and birders. In recent years, artificial neural networks have greatly improved the detection quality of…

计算机视觉与模式识别 · 计算机科学 2018-04-20 Stefan Kahl , Thomas Wilhelm-Stein , Holger Klinck , Danny Kowerko , Maximilian Eibl

This paper introduces WrenNet, an efficient neural network enabling real-time multi-species bird audio classification on low-power microcontrollers for scalable biodiversity monitoring. We propose a semi-learnable spectral feature extractor…

This paper is an investigation into aspects of an audio classification pipeline that will be appropriate for the monitoring of bird species on edges devices. These aspects include transfer learning, data augmentation and model optimization.…

声音 · 计算机科学 2021-08-11 David Behr , Ciira wa Maina , Vukosi Marivate

The zero-shot performance of existing vision-language models (VLMs) such as CLIP is limited by the availability of large-scale, aligned image and text datasets in specific domains. In this work, we leverage two complementary sources of…

计算机视觉与模式识别 · 计算机科学 2024-04-05 Oindrila Saha , Grant Van Horn , Subhransu Maji

Advances in deep learning have resulted in state-of-the-art performance for many audio classification tasks but, unlike humans, these systems traditionally require large amounts of data to make accurate predictions. Not every person or…

音频与语音处理 · 电气工程与系统科学 2020-12-04 Piper Wolters , Chris Careaga , Brian Hutchinson , Lauren Phillips

Large pre-trained language models (LMs) such as GPT-3 have acquired a surprising ability to perform zero-shot learning. For example, to classify sentiment without any training examples, we can "prompt" the LM with the review and the label…

计算与语言 · 计算机科学 2021-09-09 Ruiqi Zhong , Kristy Lee , Zheng Zhang , Dan Klein

Zero-shot intent classification is a vital and challenging task in dialogue systems, which aims to deal with numerous fast-emerging unacquainted intents without annotated training data. To obtain more satisfactory performance, the crucial…

计算与语言 · 计算机科学 2022-06-07 Han Liu , Siyang Zhao , Xiaotong Zhang , Feng Zhang , Junjie Sun , Hong Yu , Xianchao Zhang

Bird sounds possess distinctive spectral structure which may exhibit small shifts in spectrum depending on the bird species and environmental conditions. In this paper, we propose using convolutional recurrent neural networks on the task of…

This survey overviews various meta-learning approaches used in audio and speech processing scenarios. Meta-learning is used where model performance needs to be maximized with minimum annotated samples, making it suitable for low-sample…

声音 · 计算机科学 2025-03-14 Athul Raimon , Shubha Masti , Shyam K Sateesh , Siyani Vengatagiri , Bhaskarjyoti Das

Audio-text models trained via contrastive learning offer a practical approach to perform audio classification through natural language prompts, such as "this is a sound of" followed by category names. In this work, we explore alternative…

声音 · 计算机科学 2024-09-23 Michel Olvera , Paraskevas Stamatiadis , Slim Essid

Ecological and conservation studies monitoring bird communities typically rely on species classification based on bird vocalizations. Historically, this has been based on expert volunteers going into the field and making lists of the bird…

统计方法学 · 统计学 2026-05-29 Haoxuan Wang , Patrik Lauha , David B. Dunson

Automatic sound classification has a wide range of applications in machine listening, enabling context-aware sound processing and understanding. This paper explores methodologies for automatically classifying heterogeneous sounds…

声音 · 计算机科学 2024-10-03 Panagiota Anastasopoulou , Jessica Torrey , Xavier Serra , Frederic Font

Many biological monitoring projects rely on acoustic detection of birds. Despite increasingly large datasets, this detection is often manual or semi-automatic, requiring manual tuning/postprocessing. We review the state of the art in…

声音 · 计算机科学 2024-02-01 Dan Stowell , Mike Wood , Yannis Stylianou , Hervé Glotin

Due to the importance of zero-shot learning, i.e. classifying images where there is a lack of labeled training data, the number of proposed approaches has recently increased steadily. We argue that it is time to take a step back and to…

计算机视觉与模式识别 · 计算机科学 2020-09-25 Yongqin Xian , Christoph H. Lampert , Bernt Schiele , Zeynep Akata

Audio-visual zero-shot learning aims to classify samples consisting of a pair of corresponding audio and video sequences from classes that are not present during training. An analysis of the audio-visual data reveals a large degree of…

计算机视觉与模式识别 · 计算机科学 2023-12-19 Jie Hong , Zeeshan Hayder , Junlin Han , Pengfei Fang , Mehrtash Harandi , Lars Petersson

In this work, we propose a supervised, convex representation based audio hashing framework for bird species classification. The proposed framework utilizes archetypal analysis, a matrix factorization technique, to obtain convex-sparse…

音频与语音处理 · 电气工程与系统科学 2019-02-08 Anshul Thakur , Pulkit Sharma , Vinayak Abrol , Padmanabhan Rajan

We present a robust classification approach for avian vocalization in complex and diverse soundscapes, achieving second place in the BirdCLEF2021 challenge. We illustrate how to make full use of pre-trained convolutional neural networks, by…

声音 · 计算机科学 2021-07-19 Christof Henkel , Pascal Pfeiffer , Philipp Singer

Based on the transfer learning, we design a bird species identification model that uses the VGG-16 model (pretrained on ImageNet) for feature extraction, then a classifier consisting of two fully-connected hidden layers and a Softmax layer…

声音 · 计算机科学 2018-03-06 Jiang-jian Xie , Chang-qing Ding , Wen-bin Li , Cheng-hao Cai

We evaluated the effectiveness of an automated bird sound identification system in a situation that emulates a realistic, typical application. We trained classification algorithms on a crowd-sourced collection of bird audio recording data…

声音 · 计算机科学 2018-09-06 Timos Papadopoulos , Stephen J. Roberts , Katherine J. Willis

Pretrained language models have improved zero-shot text classification by allowing the transfer of semantic knowledge from the training data in order to classify among specific label sets in downstream tasks. We propose a simple way to…

计算与语言 · 计算机科学 2023-10-24 Lingyu Gao , Debanjan Ghosh , Kevin Gimpel