Toshiba AI Technology Catalog

  • Anomaly detection
  • Media data analysis

Deep Embedded Clustering

Highly accurate, unsupervised clustering of small volumes of failure data.


  • Even imbalanced data can be clustered accurately using novel evaluation functions.
  • Toshiba achieved the world’s highest level of clustering performance for both public data sets and real data.
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Applications



  • Yield analysis at manufacturing sites

Benchmarks, strengths, and track record



  • Achieved the world’s highest level of unsupervised clustering accuracy (ACML2018)
  • Unsupervised clustering accuracy for semiconductor manufacturing data with bias in data quantities: 84.1% (conventional methods: 69.9%)
  • Unsupervised clustering accuracy for public datasets of handwritten digits (MNIST): 98.4% (conventional methods: 93.8%)