{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770003224},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770003061","477:4770002910","472:4720000008","477:4770002476","477:4770003371","489:4890005261","477:4770002978","477:4770003225","477:4770003301","477:4770003056","477:4770003142","489:4890005089","477:4770003147","477:4770003141","477:4770003442","477:4770003373","477:4770002983","477:4770003226","477:4770003230","477:4770003222","477:4770003302","477:4770002982","477:4770002548","477:4770003443","477:4770003298"],"twin_admin_codes":[477,477,472,477,477,489,477,477,477,477,477,489,477,477,477,477,477,477,477,477,477,477,477,477,477],"twin_sims":[0.5490067388610893,0.5360212946044056,0.5306236896528785,0.5262729881082504,0.47346566251355793,0.40127493016154764,0.3945663681246367,0.3778701057540668,0.3705570710930426,0.34318463824374484,0.3237975406055099,0.30600526283508217,0.30312607878830106,0.29786535209852477,0.28949137721662305,0.28528910773722393,0.272840659086867,0.2642170569382042,0.2631943970420546,0.26313700141369806,0.2537042592479971,0.25114871435506547,0.23758650759279767,0.23662011913555492,0.22721391778316521],"twin_dists":[0.14222822627870538,0.14503920707418036,0.14621147165855697,0.14715819196620633,0.15881646730390978,0.1755092582838364,0.17712213053832185,0.18119280998078513,0.18300304345560187,0.18994441679699134,0.1950399022358367,0.19986776212144358,0.2006639809781875,0.20213024776277855,0.20449601163449144,0.20569857337688294,0.2093250670602988,0.21189724728016868,0.2122057212933109,0.21222305623554147,0.21510493268360756,0.21589734355496834,0.22019172597863712,0.22050372543128868,0.22358513203026664],"n_dims_used":45,"mean_confidence":0.9193128797743055},"coverage":{"mean_confidence":0.9193128797743055,"n_dims_used":45,"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}}