{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000952},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001011","489:4890001013","489:4890001014","489:4890000836","485:4850003958","489:4890000779","489:4890000888","489:4890000768","489:4890000609","496:4960003711","489:4890000650","470:4700001358","493:4930006023","489:4890000029","496:4960000562","489:4890001265","489:4890000842","489:4890000944","489:4890001141","485:4850004030","466:4660007567","493:4930004907","493:4930003127","481:4810006057","489:4890001008"],"twin_admin_codes":[489,489,489,489,485,489,489,489,489,496,489,470,493,489,496,489,489,489,489,485,466,493,493,481,489],"twin_sims":[0.6905426419226547,0.5748195225993484,0.5547825728757394,0.47296224996291447,0.47270230102473104,0.46070830507834304,0.43853057359337555,0.42452955432554734,0.4215234306308224,0.41845924348495245,0.404777440442736,0.4035519738401913,0.399855067039459,0.3983376787995757,0.39823550787373413,0.3906524921379861,0.3862015214833087,0.3840769596691767,0.37289918353991247,0.35598731040686366,0.35013710244760743,0.34794675335830516,0.3417567599156204,0.3405343327510804,0.34009565466230335],"twin_dists":[0.11176415434426668,0.13667081264956504,0.14098161276641996,0.15892941159830698,0.15898774867496857,0.16169140833387732,0.1667586137542812,0.17000899328783536,0.17071258248115373,0.1714319403129669,0.17467204980989057,0.1749646025433685,0.17584958867348177,0.17621390291804098,0.17623845616372183,0.17806894650142674,0.17915110760782102,0.17966973175434542,0.1824213906063208,0.18666358994888857,0.18815496412014276,0.18871668605304331,0.19031430196613677,0.1906316224495629,0.19074564422656323],"n_dims_used":45,"mean_confidence":0.9194861518012153},"coverage":{"mean_confidence":0.9194861518012153,"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}}