{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740000535},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740002912","474:4740000684","474:4740000606","474:4740000010","474:4740002919","474:4740001810","474:4740000185","474:4740000170","474:4740000753","474:4740003180","474:4740000077","474:4740002821","474:4740000144","474:4740000299","474:4740002907","474:4740000027","487:4870012806","474:4740000074","474:4740000387","474:4740002537","478:4780002992","474:4740003015","474:4740000292","487:4870011697","487:4870012969"],"twin_admin_codes":[474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,487,474,474,474,478,474,474,487,487],"twin_sims":[0.38273574267435145,0.36504193264608487,0.333194558044111,0.3321518608539772,0.28705649177901493,0.2751403778206775,0.2548196218216197,0.24745025720778244,0.2262249580902707,0.21252751525379196,0.2042962353188958,0.1865901769352797,0.17924566848269213,0.17414168430761676,0.15585831545749798,0.15380067911247172,0.14368947126151937,0.138215285449615,0.1344204723909762,0.12395380196781515,0.12296516145656973,0.1184909165476759,0.11495323111212292,0.11394348030110764,0.10168762752695763],"twin_dists":[0.17999783958357143,0.1843799739910258,0.19254992822196532,0.1928242976723246,0.20519151731678095,0.20864762599845965,0.21476067757623424,0.2170533132770131,0.22391396552486695,0.22857052396271718,0.23146710514531194,0.23798170961143822,0.2408111131184113,0.24282611971967846,0.2504125558708272,0.251306146710739,0.25582971473758614,0.25837795784802364,0.2601890411560393,0.26539217337852045,0.2659006371595561,0.26824153328445405,0.27014080173324034,0.27069113128206435,0.2776915558804927],"n_dims_used":45,"mean_confidence":0.9222714742024739},"coverage":{"mean_confidence":0.9222714742024739,"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}}