# 11-785-Summer-20-Homework 3 — Data

来源：https://www.kaggle.com/competitions/11-785-summer-20-homework-3-part-2/data

采集时间：2026-10-19T07:12:45Z

Data files
Data files are available for download from this page.
File descriptions
wsj0_test.npy
- test features
wsj0_train.npy
- train features
wsj0_dev.npy
- development/validation features
wsj0_train_merged_labels.npy
- training labels
wsj0_dev_merged_labels.npy
-  development/validation labels
sample_submission.csv
- sample submission in correct format. Submission is a single silence phoneme (".") for each utterance.
phoneme_list.py
- list of phoneme full names, and list of phoneme single-character encodings.
Feature Files
Same data layout as previously.
Label Files
Array length is the number of utterances. Each item in the array is an array that is the length of the number of phonemes in that utterance. The labels are [0-45], 46 phonemes.