분류
데이터 중심 AI 워크플로를 사용하여 신호를 분류합니다.
함수
audioDatastore | Datastore for collection of audio files |
arrayDatastore | Datastore for in-memory data |
imageDatastore | 이미지 데이터의 데이터저장소 |
signalDatastore | Datastore for collection of signals |
waveletScattering | Wavelet time scattering |
signalTimeFeatureExtractor | Streamline signal time feature extraction |
signalFrequencyFeatureExtractor | Streamline signal frequency feature extraction (R2021b 이후) |
signalTimeFrequencyFeatureExtractor | Streamline signal time-frequency feature extraction (R2024a 이후) |
stftLayer | Short-time Fourier transform layer (R2021b 이후) |
istftLayer | Inverse short-time Fourier transform layer (R2024a 이후) |
cwtLayer | Continuous wavelet transform layer (R2022b 이후) |
icwtLayer | Inverse continuous wavelet transform layer (R2024b 이후) |
modwtLayer | Maximal overlap discrete wavelet transform layer (R2022b 이후) |
블록
| Wavelet Scattering | Simulink에서 웨이블릿 산란 신경망 모델링 (R2022b 이후) |
관련 정보
도움말 항목
- Use Experiment Manager Templates for Signal Processing Workflows (Signal Processing Toolbox)
Set up and run deep learning experiments for signal segmentation, classification, and regression.
- Signal Segmentation by Sweeping Hyperparameters (Signal Processing Toolbox)
- Signal Classification by Sweeping Hyperparameters (Signal Processing Toolbox)
- Signal Classification Using Transfer Learning (Signal Processing Toolbox)
- Signal Regression by Sweeping Hyperparameters (Signal Processing Toolbox)
추천 예제
Direction-of-Arrival Estimation Using Deep Learning
Estimate direction of arrival using deep learning by predicting angular directions directly from the sample covariance matrix.
- R2025a 이후
- 라이브 스크립트 열기
Indoor Non-Line-Of-Sight Localization Using Deep Learning
To address the NLOS challenge, fingerprinting-based methods have gained popularity. Unlike traditional techniques that use low-dimensional range and angle features, fingerprinting can leverage high-dimensional signatures—such as channel state information (CSI) or range-angle heatmaps which encapsulate rich environmental information, including NLOS effects. Deep learning models excel at extracting meaningful patterns from these complex, high-dimensional inputs, enabling direct mapping from signal fingerprints to precise position estimates.
(Phased Array System Toolbox)
- R2026a 이후
CBRS Band Radar Parameter Estimation Using YOLOX
Detect radar pulses in noise and estimates the pulse parameters using a combination of time-frequency maps and a deep-learning object detector.
- R2025a 이후
- 라이브 스크립트 열기
Spoken Digit Recognition with Custom Log Spectrogram Layer and Deep Learning
Classify spoken digits using a deep convolutional neural network and a custom spectrogram layer.
(Signal Processing Toolbox)
Hand Gesture Classification Using Radar Signals and Deep Learning
Classify ultra-wideband impulse radar signal data using a MISO convolutional neural network.
Musical Instrument Classification with Joint Time-Frequency Scattering
Classify musical instruments using joint time-frequency features paired with a 3-D convolutional network.
Classify Arm Motions Using EMG Signals and Deep Learning
Classify arm motions using labeled EMG signals and a long short-term memory network.
(Signal Processing Toolbox)
- R2022a 이후
Wavelet Time Scattering Classification of Phonocardiogram Data
Classify human phonocardiogram recordings using wavelet time scattering and a support vector machine classifier.
(Wavelet Toolbox)
Export Labeled Data from Signal Labeler for Deep Learning Classification
Label signals and export data using Signal Labeler to train a deep learning classifier.
Machine Learning and Deep Learning Classification Using Signal Feature Extraction Objects
Use signal feature extraction objects and AI-based classification to identify faulty bearing signals in mechanical systems.
Acoustic Scene Classification with Wavelet Scattering
Use wavelet scattering and joint time-frequency scattering with a support vector machine to classify urban environments by sound.
(Wavelet Toolbox)
- R2024b 이후
Air Compressor Fault Detection Using Wavelet Scattering
Classify faults in acoustic recordings of air compressors using a wavelet scattering network and a support vector machine.
(Wavelet Toolbox)
- R2021b 이후
Pedestrian and Bicyclist Classification Using Deep Learning
Classify pedestrians and bicyclists based on their micro-Doppler characteristics using deep learning and time-frequency analysis.
(Radar Toolbox)
Spoken Digit Recognition with Wavelet Scattering and Deep Learning
Classify spoken digits using both machine learning and deep learning techniques.
Time-Frequency Convolutional Network for EEG Data Classification
Classify electroencephalographic (EEG) time series from persons with and without epilepsy.
Signal Classification Using Wavelet-Based Features and Support Vector Machines
Classify electrocardiogram signals using features derived from wavelets and an autoregressive model.
(Wavelet Toolbox)
Detect Air Compressor Sounds in Simulink Using Wavelet Scattering
Use the Wavelet Scattering block and a pretrained deep learning network to classify audio signals.
(DSP System Toolbox)
MATLAB Command
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웹사이트 선택
번역된 콘텐츠를 보고 지역별 이벤트와 혜택을 살펴보려면 웹사이트를 선택하십시오. 현재 계신 지역에 따라 다음 웹사이트를 권장합니다:
또한 다음 목록에서 웹사이트를 선택하실 수도 있습니다.
사이트 성능 최적화 방법
최고의 사이트 성능을 위해 중국 사이트(중국어 또는 영어)를 선택하십시오. 현재 계신 지역에서는 다른 국가의 MathWorks 사이트 방문이 최적화되지 않았습니다.
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