- product-avg-rating
- product-high-rated
- product-log-rating-max-heavy-tail
- product-log-rating-mean-heavy-tail
- product-log-rating-min-heavy-tail
- product-log-rating-sum-heavy-tail
- product-log-rating-sum-long-horizon-heavy-tail
- product-log-review-len-max-heavy-tail
- product-log-review-len-mean-heavy-tail
- product-log-review-len-min-heavy-tail
- product-log-review-len-sum-heavy-tail
- product-log-review-len-sum-long-horizon-heavy-tail
- product-max-review-length
- product-rating-change
- product-rating-volatility
- product-review-count
- product-top-rated
- reviewer-active
- reviewer-churn
- reviewer-log-rating-max-heavy-tail
- reviewer-log-rating-mean-heavy-tail
- reviewer-log-rating-min-heavy-tail
- reviewer-log-rating-sum-heavy-tail
- reviewer-log-rating-sum-long-horizon-heavy-tail
- reviewer-log-review-len-max-heavy-tail
- reviewer-log-review-len-mean-heavy-tail
- reviewer-log-review-len-min-heavy-tail
- reviewer-log-review-len-sum-heavy-tail
- reviewer-log-review-len-sum-long-horizon-heavy-tail
- reviewer-rating-trend
- reviewer-return
- reviewer-review-length-ratio