{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870012049},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740001798","474:4740000545","474:4740002920","474:4740002334","487:4870012896","474:4740002996","474:4740001491","474:4740002889","474:4740002214","474:4740000098","474:4740002008","474:4740001069","474:4740001492","474:4740002639","470:4700005690","487:4870011593","474:4740001480","474:4740000011","474:4740000762","474:4740002434","474:4740000149","487:4870011826","474:4740000289","478:4780001098","487:4870012130"],"twin_admin_codes":[474,474,474,474,487,474,474,474,474,474,474,474,474,474,470,487,474,474,474,474,474,487,474,478,487],"twin_sims":[0.7463738397417246,0.7420324717288032,0.6392748221117807,0.6343521092071042,0.5943386299195589,0.5625914784127881,0.5569336982636635,0.5567769221796272,0.5479386972760079,0.5381935691216652,0.5302504170513848,0.5296956360360036,0.5240234433470521,0.522766253456709,0.5150352363217741,0.48351788698350423,0.47771913040904745,0.47549026870639244,0.47270733834747475,0.4683677501194848,0.45786723530345586,0.45759931122661907,0.45240402900625815,0.44928185843374024,0.4477991501515361],"twin_dists":[0.09933975136651238,0.10032537655466223,0.12285616264160648,0.1239129347639558,0.13248547796075283,0.1392992763130452,0.14051784300350023,0.1405516340352266,0.14245897697059914,0.14456809708290053,0.14629263090459463,0.1464132772202447,0.147648370118774,0.14792251975496315,0.14961179726335452,0.15656927985893948,0.15786374152498275,0.15836263197836833,0.15898661811052264,0.15996208865877506,0.16233542205260207,0.1623962288793168,0.1635778967600429,0.16429044011638777,0.16462947310878362],"n_dims_used":42,"mean_confidence":0.9168980008079892},"coverage":{"mean_confidence":0.9168980008079892,"n_dims_used":42,"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}}