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arXiv research

A locally-built, LLM-digested index of recent arXiv papers in quant finance, geometry/topology, and statistical ML — keyword search served straight from SQLite on this machine.

169,341 papers · 148 categories

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118235353470 · Jun 202019922001200920182026
48 results for Audio analysis

Paper proposes ICCN to learn correlations between text, audio, and video for multimodal sentiment analysis.

problem Improving multimodal sentiment analysis by learning hidden correlations between text and audio/video features.
method Interaction Canonical Correlation Network (ICCN) using deep canonical correlation analysis (DCCA).
result Empirical results confirm the effectiveness of ICCN in capturing useful information from all three views.

End-to-end probabilistic inference improves audio signal processing.

problem Efficiently processing large audio signals with varying characteristics.
method Formulated a spectral mixture Gaussian process model with nonstationary priors, enabling infinite-horizon Gaussian process regression.
result The method outperforms standard techniques in processing audio signals with hundreds of thousands of data points.

Deep learning predicts mental disorders from audio and text samples.

problem Predicting mental disorders from speech samples.
method Multimodal deep learning structure using various pre-trained models for audio and text embeddings, transfer learning, and auxiliary corpora.
result Acceptable accuracy in predicting mental disorders through multimodal analysis.

This paper analyzes sound event detection in synthetic office audio, comparing different systems.

problem Comparing sound event detection systems in synthetic office audio.
method Analysis of systems submitted to DCASE 2016 task, using synthetic office sounds.
result Statistical analysis of results, highlighting system performance under controlled conditions.

A model classifies music genres from MP3 files using metric learning and feature extraction.

problem Classifying music genres from MP3 files efficiently and accurately.
method Metric learning and feature extraction using MFCC and PCA.
result Promising results in classification accuracy compared to baseline algorithms.

Paper presents an audiovisual model to recognize sounds from weakly labeled video data.

problem Sound recognition from weakly labeled video data.
method Audiovisual fusion model with attention mechanism.
result The model achieves a mean Average Precision (mAP) of 46.16 on AudioSet, outperforming state-of-the-art models.

This paper improves sentiment classification by combining text, audio, and video data using DCCA.

problem Improving sentiment classification accuracy using multi-modal data.
method Deep Canonical Correlation Analysis (DCCA) for combining text, audio, and video embeddings.
result One-Step DCCA outperforms current state-of-the-art in multi-modal embedding learning.

Study uses neural networks to classify musical instruments from audio samples.

problem Classifying musical instruments from audio samples.
method Trained an Artificial Neural Network on audio samples transformed to frequency domain. Analyzed features in time and frequency domains.
result Accuracy decreased when using only attack features or initial 100 Hz.

Proposes a self-supervised method for generating spatial audio from monaural audio and video.

problem Generating spatial audio from monaural audio and video recordings is challenging and expensive.
method Uses a self-supervised network with an auxiliary classifier to classify video channels and generate spatial audio.
result The proposed method effectively generates spatial audio from monaural audio and video.

Graph neural networks improve music genre classification on audio datasets.

problem Difficulty in applying deep learning on spectrograms due to lack of quality data and augmentation.
method Combination of CNN and Graph Neural Networks (GNN) with Siamese Neural Networks.
result Achieved state-of-the-art results on GTZAN and AudioSet datasets.

The paper analyzes how speech enhancement and recognition can be improved in noisy environments.

problem Improving speech recognition in multi-talker scenarios with limited resources.
method Developed and trained two LSTM-based models for speech enhancement and phone recognition, then studied their joint optimization.
result Joint optimization of speech enhancement and recognition leads to a significant reduction in Phone Error Rate (PER).

Paper extends principal component pursuit to hypercomplex numbers for improved audio data analysis.

problem Improving robust principal component analysis for audio data.
method Extends principal component pursuit to polar nn-complex and nn-bicomplex numbers, deriving proximity operators for 1\ell_1- and trace-norm regularizers.
result Our approach outperforms tensor robust principal component analysis on audio data.

Machine learning detects frog calls in audio recordings with high accuracy.

problem Estimating frog presence in audio recordings from tropical environments.
method Gaussian mixture model classification of frog calls with 20 cepstral features.
result The algorithm achieved an average weighted error rate of 0.9% for nine species classification.

This paper explores how different audio signal representations affect topological signatures and their predictive power.

problem The impact of different signal representations on topological signatures and their predictive power.
method The study compares three different signal representations (embedding, spectrogram, and spectrogram zeroes) and evaluates their topological signatures for speaker gender, vowel type, and individual prediction.
result Topological signatures from spectrogram zeroes offer the best improvement for gender prediction, and different representations are complementary.

The paper proposes a method to predict audio ad quality using acoustic features.

problem Improving user experience in online music streaming services by ensuring high quality audio advertisements.
method The paper proposes predicting audio ad quality using acoustic features and a proxy metric called Long Click Rate (LCR). A deep learning model is also introduced.
result The proposed deep learning model outperforms other models trained on hand-crafted features for audio ad quality prediction.

Study improves radio show segmentation using audio embeddings.

problem Automated segmentation of radio shows.
method Created audio embeddings from multi-class classification tasks on different datasets, evaluated performance against text-only baseline.
result Audio embeddings from non-speech sound event classification significantly outperformed text-only baseline by 32.3% in F1-measure.

Unified probabilistic models improve audio signal processing efficiency and interpretability.

problem High computational cost and difficulty in interpreting probabilistic models in time-frequency analysis.
method Equivalence to Spectral Mixture Gaussian processes, state space representation, Kalman smoothing, efficient parameter learning.
result Unified models make it easier to interpret and modify model assumptions.

AVDCNN combines audio and visual data for better speech enhancement.

problem Improving speech quality by reducing noise in audio signals.
method Proposes an AVDCNN model that integrates audio and visual streams into a unified deep CNN network for end-to-end training.
result AVDCNN outperforms audio-only and conventional SE methods in enhancing speech quality.

Acoustic sensors identify vehicles using spectral embedding.

problem Vehicle recognition from roadside audio sensors.
method Extract frequency signatures, apply spectral embedding for dimensionality reduction.
result K-nearest neighbors achieve accurate vehicle identification after dimensionality reduction.

Adversarial attacks on spectrograms can fool audio classifiers trained on waveforms.

problem Susceptibility of audio classifiers to adversarial attacks on spectrograms.
method Applying adversarial attacks to spectrograms and reconstructing audio waveforms.
result Perturbed spectrograms can fool 2D CNNs and 1D CNNs trained on audio waveforms.

Wavelet Attribution Method (WAM) improves feature attribution for deep models.

problem Inability of pixel-based heatmaps to capture data structure and variability in feature attribution.
method Wavelet domain for feature attribution, leveraging spatial and scale-localized properties of wavelet coefficients.
result WAM provides quantitatively superior explanations across audio, image, and volume modalities.