{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000699},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990003889","489:4890000643","488:4880002950","468:4680009167","481:4810000965","481:4810003234","481:4810001786","481:4810004407","479:4790003875","468:4680001112","484:4840007465","476:4760001624","480:4800004173","485:4850005061","481:4810001785","484:4840003574","488:4880003178","466:4660011417","478:4780006239","499:4990001205","472:4720001708","468:4680001111","478:4780000418","480:4800004252","485:4850005438"],"twin_admin_codes":[499,489,488,468,481,481,481,481,479,468,484,476,480,485,481,484,488,466,478,499,472,468,478,480,485],"twin_sims":[0.019601105370923595,0.0152136275027756,0.004761764038184742,0.004565998107938273,0.0042007623660124584,0.0031802934440572058,0.002897839499123756,0.002575818898725166,0.0025232835335132647,0.0024499502383605984,0.0019607404477076117,0.0018875462135060604,0.0018747673027030127,0.0017627568186977583,0.0014638256458924847,0.0013997799773024819,0.0009997055361739692,0.0009786837184791112,0.0008203393462032356,0.0007868129724104103,0.0007773427643038252,0.0007272503122003937,0.0007095387159536029,0.0006820992594366432,0.0005804300723923338],"twin_dists":[0.36421258558688707,0.3757645640961215,0.42471686145934334,0.4263808551857125,0.42966631056817933,0.4404557552362636,0.4440032384148624,0.4484559756470461,0.4492303597981755,0.4503363928190918,0.45860346145355,0.4600006054013871,0.46024963001358604,0.4625018615942941,0.4692299610872994,0.470835417838532,0.48274365400294783,0.48348565133687,0.48960416492485803,0.4910396178581386,0.4914553964900934,0.4937362675024665,0.49457785520864694,0.4959211124195678,0.5013808316557603],"n_dims_used":45,"mean_confidence":0.9004387749565972},"coverage":{"mean_confidence":0.9004387749565972,"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}}