[KongchangAI]
ConceptJaccard index / 杰卡德相似系数

Jaccard Similarity

A metric measuring the degree of similarity between two sets, defined as the ratio of the size of their intersection to the size of their union, taking values from 0 to 1.

Timeline (last 90 days)

Oct 19

By computing the average pairwise similarity of normalized token shingles and separately detecting diverging claim-type tokens (numbers, magnitudes, durations, URLs), a verdict can be assigned to document passages.

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Oct 14

The theoretical basis of MinHash is: if a random permutation is applied to set elements, then the probability that the respective minimum hash values of two sets are equal is exactly equal to their Jaccard similarity.

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Sep 29

The team used Jaccard similarity based on token overlap to map free-text repair recommendations to a standardized list of known fixes, in order to avoid statistical fragmentation

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Sep 29

The Jaccard similarity formula is the size of the intersection of two sets divided by the size of their union, with results between 0 and 1

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Sep 8

LongGuard uses Jaccard similarity to measure observations, and triggers dead-end drift detection if no new findings are made for more than 5 consecutive steps.

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Sep 8

Jaccard similarity is defined as the ratio of the size of the intersection of two sets to the size of their union, with a computational complexity of O(n).

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Sep 8

LongGuard's dead-end drift detection uses Jaccard similarity and triggers the circuit breaker when the agent takes more than 5 consecutive steps without discovering new observations.

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