vector.sd

# Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
schema vector {

  document vector {

    field id type string {
      indexing: summary | attribute
      attribute: fast-search
      rank: filter
    } 

    field tags type array<string> {
      indexing: summary | attribute
      attribute: fast-search
      rank: filter
    }

    field vector type tensor<float>(d[768]) {
      indexing: summary | attribute | index
      attribute {
        distance-metric: angular  
      }
    }
  }

  document-summary mini {
    summary id {}  
    summary tags {}  
  }

  document-summary all {
    summary id {}  
    summary tags {} 
    summary vector {}
  }

  rank-profile default {
    inputs {
      query(q) tensor<float>(d[768])
    } 
    first-phase {
      expression: cos(distance(field, vector))
    }
  }

}