Method getRandomSlice

lstm-text-generation/data.js:182–187

* Get a random slice of text data. * * @returns {[string, number[]} The string and index representation of the * same slice.

()

   *   same slice.
   */
  getRandomSlice() {
    const startIndex =
        Math.round(Math.random() * (this.textLen_ - this.sampleLen_ - 1));
    const textSlice = this.slice_(startIndex, startIndex + this.sampleLen_);
    return [textSlice, this.textToIndices(textSlice)];
  }

  /**
   * Get a slice of the training text data.