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In this report, we propose three novel methods for developing a sound event detection (SED) model for the DCASE 2024 Challenge Task 4. First, we propose an auxiliary decoder attached to the final convolutional block to improve feature…

Audio and Speech Processing · Electrical Eng. & Systems 2024-06-25 Sang Won Son , Jongyeon Park , Hong Kook Kim , Sulaiman Vesal , Jeong Eun Lim

Adapting LLMs with new knowledge is increasingly important, but standard fine-tuning often erodes aligned epistemic abstention: the ability to acknowledge when the model does not know. This failure mode is especially concerning in…

Artificial Intelligence · Computer Science 2026-04-22 William F. Shen , Xinchi Qiu , Nicola Cancedda , Nicholas D. Lane

Deep Learning has revolutionized the fields of computer vision, natural language understanding, speech recognition, information retrieval and more. Many techniques have evolved over the past decade that made models lighter, faster, and…

Machine Learning · Computer Science 2022-05-25 Sabeesh Ethiraj , Bharath Kumar Bolla

Pre-training methods have achieved significant performance improvements in sound event localization and detection (SELD) tasks, but existing Transformer-based models suffer from high computational complexity. In this work, we propose a…

Audio and Speech Processing · Electrical Eng. & Systems 2025-06-17 Wenmiao Gao , Yang Xiao

How does language model pretraining help transfer learning? We consider a simple ablation technique for determining the impact of each pretrained layer on transfer task performance. This method, partial reinitialization, involves replacing…

Computation and Language · Computer Science 2020-11-11 Alex Tamkin , Trisha Singh , Davide Giovanardi , Noah Goodman

State-of-the-art (SOTA) Automatic Speech Recognition (ASR) systems primarily rely on acoustic information while disregarding additional multi-modal context. However, visual information are essential in disambiguation and adaptation. While…

Artificial Intelligence · Computer Science 2025-10-17 Supriti Sinhamahapatra , Jan Niehues

This manuscript extends our previous multimodal human-robot interaction system by introducing a controlled ablation study of the three modules that most strongly influence end-to-end performance: the large language model used for action…

Robotics · Computer Science 2026-05-05 Zi Tian , Guanting Shen

Many applications of speech technology require more and more audio data. Automatic assessment of the quality of the collected recordings is important to ensure they meet the requirements of the related applications. However, effective and…

Audio and Speech Processing · Electrical Eng. & Systems 2020-05-19 Qiang Huang , Thomas Hain

Although the Prototypical Network (ProtoNet) has demonstrated effectiveness in few-shot biological event detection, two persistent issues remain. Firstly, there is difficulty in constructing a representative negative prototype due to the…

Sound · Computer Science 2024-09-24 Yaxiong Chen , Xueping Zhang , Yunfei Zi , Shengwu Xiong

Sound event localization and detection (SELD) involves identifying the direction-of-arrival (DOA) and the event class. The SELD methods with a class-wise output format make the model predict activities of all sound event classes and…

Audio and Speech Processing · Electrical Eng. & Systems 2022-03-29 Kazuki Shimada , Yuichiro Koyama , Shusuke Takahashi , Naoya Takahashi , Emiru Tsunoo , Yuki Mitsufuji

Event detection (ED) is aimed to identify the key trigger words in unstructured text and predict the event types accordingly. Traditional ED models are too data-hungry to accommodate real applications with scarce labeled data. Besides,…

Computation and Language · Computer Science 2023-05-17 Siyuan Wang , Jianming Zheng , Xuejun Hu , Fei Cai , Chengyu Song , Xueshan Luo

This paper presents a transfer learning method in speech emotion recognition based on a Time-Delay Neural Network (TDNN) architecture. A major challenge in the current speech-based emotion detection research is data scarcity. The proposed…

Audio and Speech Processing · Electrical Eng. & Systems 2020-08-18 Sitong Zhou , Homayoon Beigi

Time delay estimation or Time-Difference-Of-Arrival estimates is a critical component for multiple localization applications such as multilateration, direction of arrival, and self-calibration. The task is to estimate the time difference…

Sound · Computer Science 2024-11-21 Erik Tegler , Magnus Oskarsson , Kalle Åström

In Psychology, actions are paramount for humans to identify sound events. In Machine Learning (ML), action recognition achieves high accuracy; however, it has not been asked whether identifying actions can benefit Sound Event Classification…

Sound · Computer Science 2021-08-09 Benjamin Elizalde , Radu Revutchi , Samarjit Das , Bhiksha Raj , Ian Lane , Laurie M. Heller

Training data compositions for Large Language Models (LLMs) can significantly affect their downstream performance. However, a thorough data ablation study exploring large sets of candidate data mixtures is typically prohibitively expensive…

Computation and Language · Computer Science 2024-12-10 Clara Na , Ian Magnusson , Ananya Harsh Jha , Tom Sherborne , Emma Strubell , Jesse Dodge , Pradeep Dasigi

Sound event detection (SED) methods that leverage a large pre-trained Transformer encoder network have shown promising performance in recent DCASE challenges. However, they still rely on an RNN-based context network to model temporal…

Sound · Computer Science 2024-08-20 Pengfei Cai , Yan Song , Kang Li , Haoyu Song , Ian McLoughlin

This paper introduces a model of environmental acoustic scenes which adopts a morphological approach by ab-stracting temporal structures of acoustic scenes. To demonstrate its potential, this model is employed to evaluate the performance of…

Machine Learning · Statistics 2015-02-03 Mathieu Lagrange , Grégoire Lafay , Mathias Rossignol , Emmanouil Benetos , Axel Roebel

We propose a method for test-time adaptation of pretrained depth completion models. Depth completion models, trained on some ``source'' data, often predict erroneous outputs when transferred to ``target'' data captured in novel…

Computer Vision and Pattern Recognition · Computer Science 2025-08-21 Younjoon Chung , Hyoungseob Park , Patrick Rim , Xiaoran Zhang , Jihe He , Ziyao Zeng , Safa Cicek , Byung-Woo Hong , James S. Duncan , Alex Wong

We introduce InstructABSA, an instruction learning paradigm for Aspect-Based Sentiment Analysis (ABSA) subtasks. Our method introduces positive, negative, and neutral examples to each training sample, and instruction tune the model…

Computation and Language · Computer Science 2023-11-14 Kevin Scaria , Himanshu Gupta , Siddharth Goyal , Saurabh Arjun Sawant , Swaroop Mishra , Chitta Baral

In this paper, we focus on audio violence detection (AVD). AVD is necessary for several reasons, especially in the context of maintaining safety, preventing harm, and ensuring security in various environments. This calls for accurate AVD…

Audio and Speech Processing · Electrical Eng. & Systems 2024-06-12 Sarthak Jain , Orchid Chetia Phukan , Arun Balaji Buduru , Rajesh Sharma