{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730004913},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730005009","473:4730004916","473:4730006567","473:4730006566","478:4780006249","484:4840000870","484:4840000951","473:4730006681","473:4730003788","473:4730006652","484:4840001088","478:4780006846","472:4720007703","478:4780006551","473:4730007949","498:4980003629","473:4730005636","473:4730004820","478:4780007109","478:4780007112","500:5000006885","473:4730000740","467:4670000053","478:4780003822","500:5000004573"],"twin_admin_codes":[473,473,473,473,478,484,484,473,473,473,484,478,472,478,473,498,473,473,478,478,500,473,467,478,500],"twin_sims":[0.6956302635662641,0.5824803694130997,0.4566563435395778,0.42439678664684843,0.40378247889311863,0.38491753158667236,0.3402867199694891,0.3232726665507716,0.2998534930301459,0.2989983930848072,0.25055159001793054,0.24466206391041712,0.2286529815400137,0.2239896157955554,0.2189456504678839,0.20489787483944152,0.17276835692033435,0.16932512043695874,0.16794197884513526,0.1641238115206077,0.16166793785903877,0.15670831334572055,0.15613931837795408,0.15128120853932744,0.14692970816583045],"twin_dists":[0.11065077515750547,0.13502697550402573,0.16261034277375688,0.17004002376944566,0.17490954424223273,0.1794643779044738,0.1906959725976106,0.19518015192108915,0.20157434887029227,0.2018131756226308,0.21608323699853646,0.21793212582936428,0.22310832625152696,0.22466075972868557,0.22636432036985987,0.2312527189223797,0.2433754718165632,0.24476669907904966,0.2453312717836279,0.24690736516225836,0.24793517984593716,0.2500459360597175,0.2502911928183084,0.25241231842982825,0.2543551950922644],"n_dims_used":44,"mean_confidence":0.9191051829944957},"coverage":{"mean_confidence":0.9191051829944957,"n_dims_used":44,"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}}