{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740003101},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740001701","474:4740001702","474:4740000303","474:4740001590","487:4870011710","487:4870012352","474:4740000043","487:4870012681","487:4870012523","487:4870003302","474:4740000621","474:4740002995","474:4740001808","478:4780000451","487:4870012954","487:4870012945","474:4740001691","474:4740002727","474:4740000067","474:4740000249","487:4870012752","474:4740002817","474:4740002435","487:4870012250","478:4780003858"],"twin_admin_codes":[474,474,474,474,487,487,474,487,487,487,474,474,474,478,487,487,474,474,474,474,487,474,474,487,478],"twin_sims":[0.3046064479592234,0.2173410685044386,0.14853291426722273,0.05336154379844035,0.04409953905286512,0.03923068694499767,0.03915319124175512,0.03452242036728494,0.03382991637863966,0.03251701219562946,0.031972020766613,0.030859118770402608,0.029902119905943245,0.02913038596919202,0.02818235353770959,0.026135408072367753,0.025800966012794066,0.02557530713390738,0.025153547722427238,0.024698344838056052,0.02425258489757232,0.022795394096070717,0.02230854229814286,0.021775707903783952,0.0215251230435769],"twin_dists":[0.20025405022100587,0.2269117606544207,0.25363451281643995,0.31442851805516275,0.3244942563111426,0.33051952215528335,0.33062041614794613,0.3369809402210824,0.33799369430726345,0.3399632780846375,0.3408008558955437,0.34254986245157165,0.34409759027252035,0.34537694381473366,0.3469890127881695,0.35063534444281225,0.35125434933884964,0.3516759371533703,0.3524725790552276,0.35334545065049766,0.3542138049601238,0.3571523264923861,0.3581704602173011,0.35930711685583316,0.3598500512019051],"n_dims_used":45,"mean_confidence":0.9225850423177083},"coverage":{"mean_confidence":0.9225850423177083,"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}}