Papers with Code 아카이브

ENF (Electric Network Frequency) Extraction

태스크의 하위 분류와 논문·코드·평가·기법·데이터셋을 탐색하세요.

하위 태스크
1
평가표
0
보존된 평가 기록
0

Extraction of Electric Network Frequency, that can be done from power grid raw voltage signal or audio and video files.

데이터셋

출처에 같은 태스크 이름으로 연결된 데이터셋입니다. 동명 태스크가 포함될 수 있으므로, 비교할 때는 평가 결과의 조건도 확인하세요.

ENF moving video

The ENF moving video dataset, which is a subset of the dataset used in Temporal Localization of Non-Static Digital Videos Using the Electrical Network Frequency , consists of video recording without the audio channel coupled with the corresponding power ENF signal reference in WAV format at a rate of 1 kHz. The dataset is made of 8 video clips recorded in Europe at 29.97 frames per second, with a duration of approximately 11-12 minutes, using a GoPro Hero 4 Black and an NK AC3061-4KN camera. In terms of content, videos 1-3 are entirely stationary, videos 4-5 are predominantly stationary with some movement, and videos 6-8 are non-stationary, meaning the camera is fixed, but there are moving objects in most frames. All videos depict natural, everyday indoor scenes (i.e., not plain backgrounds).

WHU - Audio ENF

The Whu dataset is an audio only dataset thought for testing ENF detection. It is divided into two parts: one with recordings containing ENF traces (H1) and one without them (H0). The recordings with ENF traces are coupled with the corresponding ENF reference (H1_ref). The dataset consists of 60 real-world audio recordings captured around Wuhan University campus, featuring a diverse range of environments and conditions. The recordings were made at a sampling rate of 44.1 kHz with 16-bit quantization and mono channel. Among the 60 recordings, 50 were found to have captured and verified ENF signals, which were confirmed by comparing the recording times with a reference database. The remaining 10 recordings were made in open exterior environments with strong noise and interference, and were often affected by Doppler effects due to the user walking while recording. The final dataset has 130 audio recordings in H1 and 40 in H0, obtained by randomly cropping them to durations varying from 5 to 270 seconds. In our experiments we don’t consider H0 bacause we needed recordings coupled with ENF reference.

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