{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001190},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001058","496:4960004971","490:4900001758","496:4960004667","494:4940007930","496:4960004362","496:4960004514","490:4900000579","490:4900001457","490:4900001854","490:4900003901","490:4900000624","469:4690002014","490:4900002486","490:4900004596","496:4960008768","480:4800004186","496:4960011052","490:4900002492","490:4900001725","490:4900000578","490:4900001726","490:4900004875","490:4900003088","487:4870004559"],"twin_admin_codes":[490,496,490,496,494,496,496,490,490,490,490,490,469,490,490,496,480,496,490,490,490,490,490,490,487],"twin_sims":[0.5120817014191631,0.4861588275740836,0.4818795680395471,0.480091783055678,0.4798213187770809,0.46904014369067015,0.46823050190723975,0.4471308143357034,0.42578508017990624,0.4191681727032431,0.4126840122613545,0.3868876506456079,0.3860268330546603,0.3678049027795638,0.3674193723396477,0.361547583118929,0.35435168208014634,0.35107207513326755,0.34660613920260486,0.3399487283640786,0.3366058437076248,0.3341850207777997,0.3332427620401429,0.33050148872333845,0.32989532099313695],"twin_dists":[0.15025878676175644,0.15598135742337874,0.15693450243816778,0.15733349167189806,0.1573938936492273,0.1598107460773852,0.1599929896230767,0.16478243180026064,0.16971575084706128,0.17126531186182647,0.17279390138426365,0.17898390721193788,0.17919369930737483,0.18368886959062455,0.18378514600871848,0.1852578069731691,0.18707926553716092,0.18791574837579383,0.18906140878851121,0.1907838511309186,0.19165555133067128,0.19228973654449588,0.1925372554286391,0.19325953131040643,0.19341968790234254],"n_dims_used":45,"mean_confidence":0.9131920708550347},"coverage":{"mean_confidence":0.9131920708550347,"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}}