{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002402},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002355","480:4800002308","480:4800002497","480:4800002168","480:4800002216","470:4700006499","480:4800002307","480:4800002128","466:4660002240","470:4700006357","496:4960008214","480:4800002125","480:4800001793","496:4960010379","480:4800002262","496:4960010466","493:4930004689","480:4800002263","480:4800001518","466:4660002047","480:4800001849","472:4720001554","480:4800002498","480:4800001735","466:4660002880"],"twin_admin_codes":[480,480,480,480,480,470,480,480,466,470,496,480,480,496,480,496,493,480,480,466,480,472,480,480,466],"twin_sims":[0.3041883204425683,0.28645350771696565,0.24465582289135324,0.24327801101145363,0.22678263756169167,0.22602918588707588,0.2258383962914374,0.22396817165595084,0.22052924871451582,0.2200959032371694,0.21466942438382028,0.20623916299574202,0.20499928986096047,0.2037107815179375,0.19723128547744334,0.19282499388134242,0.18638539393707404,0.179827859433978,0.17700577214131458,0.17471709846632474,0.172960719041336,0.1727919969302063,0.17239215542353553,0.17065422931097934,0.17010093018241168],"twin_dists":[0.20036971706308246,0.20536430010258874,0.21793410015544792,0.218370764542804,0.22372841769559984,0.22397917365909548,0.22404275825815836,0.22466794784427743,0.2258266716777501,0.2259735394063795,0.22782931826955094,0.23077631487312172,0.23121662350091904,0.2316761394892174,0.23401769582307574,0.23564058973207014,0.23805952700177913,0.2405838711379338,0.2416903099190684,0.24259686482110535,0.24329833647519486,0.2433659890930837,0.2435265026900078,0.24422729479679733,0.24445147751825702],"n_dims_used":43,"mean_confidence":0.9178002823230832},"coverage":{"mean_confidence":0.9178002823230832,"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}}