{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002242},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002290","480:4800001992","480:4800002287","480:4800002335","480:4800002430","480:4800002334","480:4800001420","480:4800001421","480:4800002092","480:4800002431","480:4800001535","480:4800001700","480:4800001419","480:4800001359","480:4800001476","480:4800001251","480:4800002382","480:4800001590","480:4800001643","480:4800001534","480:4800001539","480:4800002384","480:4800001593","480:4800002432","480:4800001641"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.6912631583575953,0.6696506827246616,0.62276077365234,0.5545979233279551,0.5483625397019691,0.5356856911505989,0.47887129245593263,0.46152175808255763,0.4592471431611427,0.4176136941616773,0.4084359572385742,0.38460281845286703,0.34109732790386565,0.33484133169054614,0.3300212833760892,0.3117408838758776,0.2819309345716987,0.27065614620007566,0.2343121521120464,0.22125215010864482,0.20728324056493946,0.2029709227381521,0.19721941572469848,0.19720584805666483,0.196800555693993],"twin_dists":[0.11160665520493374,0.11630825167588826,0.12639834890911275,0.1410214346325604,0.14236739667789064,0.14511202421796307,0.15760614647181725,0.16150727542892526,0.16202244668476715,0.17163083766975104,0.17380100210088037,0.17954123805376995,0.19048540327326394,0.19211755658351182,0.19338639388456938,0.19829439312036462,0.20666725621664905,0.2099718312830686,0.22125223935874394,0.22558209799929851,0.23040693876628404,0.2319408937610428,0.23402203366682006,0.23402699224108786,0.2341752234026276],"n_dims_used":43,"mean_confidence":0.9136734008789062},"coverage":{"mean_confidence":0.9136734008789062,"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}}