{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700006466},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000972","489:4890004473","469:4690003230","470:4700006011","496:4960003128","470:4700008258","470:4700005731","479:4790006442","479:4790002730","496:4960004248","470:4700000223","488:4880005838","489:4890005245","472:4720004420","489:4890004227","496:4960009055","469:4690002383","496:4960000902","496:4960009659","470:4700007061","469:4690005101","489:4890004228","472:4720000938","470:4700007617","479:4790004098"],"twin_admin_codes":[489,489,469,470,496,470,470,479,479,496,470,488,489,472,489,496,469,496,496,470,469,489,472,470,479],"twin_sims":[0.7254891502825758,0.46191578605373523,0.44651258393037,0.4339013775670333,0.4182989949276524,0.40914947937631246,0.40831383630154466,0.40249365985128854,0.3991909681184898,0.3941102205497041,0.38935232839862355,0.38542666469541276,0.3796945352520595,0.3793588725876396,0.36985636254507576,0.3586666958756113,0.3570248677285827,0.35417364328672923,0.34927882143422057,0.347674016101111,0.34141308555248834,0.34087437463817666,0.3399228641935683,0.3392370376541201,0.336639782528967],"twin_dists":[0.10404708127329164,0.16141812467330988,0.16492400023890438,0.16782859566109967,0.17146962217509218,0.1736315247667103,0.1738300216228441,0.17521757241729835,0.17600895650179377,0.1772322531096152,0.17838445138786127,0.17934009928559536,0.1807438751432117,0.18082639257526895,0.18317741506454485,0.1859847774025346,0.18640041788255424,0.18712457185006962,0.18837485262087275,0.1887867603441838,0.19040345231315314,0.19054329246666016,0.1907905778002681,0.19096904568968429,0.1916466779409992],"n_dims_used":43,"mean_confidence":0.9111503778501998},"coverage":{"mean_confidence":0.9111503778501998,"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}}