{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":494,"cluster_id":4940001663},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940001509","494:4940001861","494:4940001576","494:4940003768","494:4940003301","494:4940001860","494:4940003763","494:4940003420","494:4940001980","494:4940002632","494:4940002527","494:4940001501","494:4940003422","494:4940001583","494:4940002409","494:4940001578","494:4940002629","493:4930006742","494:4940002963","493:4930006674","494:4940002624","494:4940002291","494:4940002741","494:4940003535","494:4940001874"],"twin_admin_codes":[494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,493,494,493,494,494,494,494,494],"twin_sims":[0.5728945547876596,0.5701174670378082,0.5635363424263097,0.4495383846782261,0.4339184596782566,0.4080726330409383,0.40069640716994964,0.3998122605509841,0.3738169928281919,0.37157808326673414,0.3702264199647409,0.3521567057487704,0.3496899928161085,0.3363357933644676,0.3239006790063689,0.31060479383021744,0.309180036981095,0.308593651976897,0.30634157454665506,0.30221084867428866,0.2998611752210264,0.29034820743843376,0.28063218963054537,0.27918887242643614,0.26414771188776814],"twin_dists":[0.13708417965266356,0.13768078341835546,0.13909593405259082,0.16423182605111486,0.1678246390003133,0.17388734987279988,0.17564785982496856,0.17585985757294667,0.1821939490307233,0.18274925678548226,0.183085305693236,0.18763865867255985,0.18826947670054145,0.19172617391934987,0.19501235788263258,0.19860471266015178,0.1989948005026956,0.19915564790542215,0.19977504066533228,0.20091800040378954,0.20157220506590948,0.2042520962686952,0.20704375535156178,0.20746340721986067,0.21191814084677224],"n_dims_used":45,"mean_confidence":0.9178087022569444},"coverage":{"mean_confidence":0.9178087022569444,"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}}