{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003582},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003045","480:4800003214","480:4800003213","480:4800003412","480:4800003222","480:4800003413","480:4800003130","480:4800003172","480:4800003411","480:4800003470","480:4800003306","480:4800003305","480:4800003219","480:4800003467","480:4800003460","480:4800003220","480:4800003463","480:4800003218","480:4800002922","480:4800003360","480:4800003221","480:4800002873","480:4800003363","480:4800003420","480:4800003656"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.8241025930872009,0.7985689031628492,0.7548409539211041,0.7517270386460909,0.7152100956269998,0.7106513605639414,0.6962095559291913,0.6619488711794781,0.5991228383173537,0.595814326477987,0.594876531461535,0.5818925644857064,0.545987883638866,0.5425985665406842,0.5247785474055344,0.5165482463382479,0.5162480369828503,0.5119415649462661,0.5069329155592479,0.4955381062188768,0.49352372007052026,0.46704746296407623,0.46027477032857833,0.45748681521998646,0.45348271673669965],"twin_dists":[0.0807857417733812,0.08710968045322252,0.09740555533252282,0.09811877866478867,0.10633523744175141,0.10734475141582885,0.11052381103041563,0.11797393525329829,0.13146077925219765,0.13216937954345442,0.13237025456032075,0.13515304082026272,0.14288064790435903,0.14361388095464359,0.14748377970435825,0.14928071922230246,0.14934639239802264,0.15028950772133007,0.1513889358647543,0.15390110563984988,0.15434689254326583,0.16025947523930495,0.16178959018253367,0.16242176428383287,0.1633321422680258],"n_dims_used":43,"mean_confidence":0.9221903778785883},"coverage":{"mean_confidence":0.9221903778785883,"n_dims_used":43,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}