{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":481,"cluster_id":4810003470},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700000894","480:4800004425","469:4690002993","481:4810003260","500:5000006135","469:4690002992","496:4960011178","468:4680003886","481:4810001591","467:4670003034","490:4900005779","489:4890002435","489:4890002125","488:4880000696","469:4690000989","469:4690000764","481:4810001746","493:4930000467","481:4810003131","484:4840003878","480:4800003973","467:4670002244","481:4810001913","490:4900003903","467:4670002641"],"twin_admin_codes":[470,480,469,481,500,469,496,468,481,467,490,489,489,488,469,469,481,493,481,484,480,467,481,490,467],"twin_sims":[0.13462904230957504,0.05462709223050664,0.0506667706143055,0.049695167470754364,0.045351960968646236,0.045065043226802166,0.039428646333115804,0.03279474176827415,0.03124554279486926,0.031002240598421913,0.03069463788487073,0.027668421170421186,0.027158653921551316,0.024798222134045974,0.02366504755723964,0.019331365090060518,0.018331033100524443,0.01701475150978859,0.015828066449438096,0.012841816289919109,0.011904735111766948,0.011254630461817714,0.010948500125997027,0.010685897876726696,0.010317178470949751],"twin_dists":[0.2600885119760362,0.31316858534599906,0.3171962013366532,0.31822417026890804,0.32303530938733827,0.3233665273262008,0.3302625558460313,0.339541048311432,0.3419365406786417,0.34232194079770073,0.342812918973126,0.3478825079354102,0.3487829851972586,0.353152747456615,0.3553797012968116,0.3648537677312621,0.36730194337430955,0.3707080442787551,0.37398307721972884,0.38329693251700303,0.3866169150006929,0.38905920923518883,0.39025296614678634,0.3913008755521779,0.39281160613984806],"n_dims_used":45,"mean_confidence":0.9151730007595487},"coverage":{"mean_confidence":0.9151730007595487,"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}}