{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740000075},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740002423","474:4740000622","474:4740000053","487:4870007960","487:4870012879","487:4870008398","474:4740000385","487:4870012896","487:4870012733","474:4740003186","487:4870008537","487:4870008105","474:4740002427","486:4860000779","474:4740000391","474:4740000560","474:4740001804","487:4870011108","474:4740000616","474:4740002214","474:4740000124","478:4780005131","474:4740001805","474:4740001707","474:4740002920"],"twin_admin_codes":[474,474,474,487,487,487,474,487,487,474,487,487,474,486,474,474,474,487,474,474,474,478,474,474,474],"twin_sims":[0.3635207448552221,0.27410679608042177,0.24332043439308595,0.22987629121790673,0.22801356557373453,0.22149384728263694,0.2179073819468705,0.21381162186325664,0.2052842263228065,0.19644114698224566,0.18774939064329227,0.1822062357842879,0.18080694176433018,0.18061508764210832,0.17771895315825506,0.17636977849606988,0.1662004745398831,0.16346302127591153,0.16235375765705948,0.15123003061012238,0.14460290059362446,0.1401791934989203,0.13856283170643094,0.13490221638230676,0.13435846890535572],"twin_dists":[0.18476159411946977,0.2089516623019431,0.2183572956730035,0.22270456425683424,0.223319938383111,0.22550044565939162,0.2267182406808192,0.22812555718027291,0.2311152748776932,0.23430685006200946,0.23754233560187468,0.23966091219915703,0.2402028861769537,0.2402774260488654,0.241409521173332,0.24194138850420777,0.24604690196668869,0.2471828129175702,0.2476470232547445,0.2524349278221924,0.25541157155506433,0.25745524593886565,0.2582139588592132,0.25995702074225685,0.26021894896522446],"n_dims_used":44,"mean_confidence":0.9207890250466086},"coverage":{"mean_confidence":0.9207890250466086,"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}}