{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740002205},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740000065","474:4740000123","474:4740000014","474:4740002215","474:4740000095","474:4740000097","474:4740002819","474:4740002823","474:4740000127","474:4740002630","474:4740001692","474:4740000091","474:4740002914","487:4870013181","474:4740000121","474:4740000112","474:4740000085","474:4740002818","474:4740000175","474:4740001486","474:4740000024","474:4740000187","474:4740001068","474:4740000087","474:4740002321"],"twin_admin_codes":[474,474,474,474,474,474,474,474,474,474,474,474,474,487,474,474,474,474,474,474,474,474,474,474,474],"twin_sims":[0.8891088051139601,0.8795574586008429,0.858214632611682,0.8206725839665739,0.7995270786991525,0.7944154798224904,0.7906392880404343,0.7859775815452112,0.7619223976941204,0.7536860629642526,0.746164704690571,0.7270783251859979,0.7256931515226946,0.7247310787246695,0.7205967399622119,0.7200475262069171,0.7038495722361389,0.7036823661641868,0.6986928484342725,0.6890866445784214,0.6850765270677294,0.6749286480604358,0.6581401771983606,0.6525720112837254,0.6489637347887828],"twin_dists":[0.06296854671085758,0.0657981596152993,0.07181978268605844,0.08165192605700936,0.08687717480047069,0.08811362903362464,0.08902106220412492,0.0901345801383887,0.09577493989859677,0.09767033952163005,0.09938732342213176,0.10369175645571871,0.10400149293347222,0.1042164256538722,0.10513828746256754,0.10526053751253228,0.10884545489483834,0.10888226675332134,0.10997908528859608,0.11208224865575855,0.11295717020425627,0.11516408069388677,0.11879609273763099,0.11999640556256938,0.12077327976479307],"n_dims_used":45,"mean_confidence":0.9222728305392796},"coverage":{"mean_confidence":0.9222728305392796,"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}}