{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006251},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006121","490:4900007216","490:4900007470","490:4900007583","490:4900006006","490:4900007708","490:4900006254","490:4900005998","490:4900007338","490:4900005996","490:4900008060","490:4900008484","490:4900006970","490:4900009291","490:4900009359","490:4900010167","490:4900006250","490:4900008277","490:4900011465","490:4900007710","490:4900007225","490:4900008045","490:4900007582","490:4900007464","490:4900005469"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.21675705307350998,0.17570603159219395,0.15349489734372834,0.13498766336110918,0.11040549113930385,0.10598362947557093,0.06925639091956687,0.0660999125277166,0.05371989535889915,0.05302260696639381,0.04075774071173631,0.040379840586286825,0.03645859231498415,0.03631652377469108,0.03330936718536374,0.031253293373340374,0.025912391948018414,0.025803068786117826,0.023769590408060984,0.020986800568854314,0.020644758170455548,0.020274786376156394,0.017470107929000785,0.01616228602234661,0.01580365699355691],"twin_dists":[0.22711168518308658,0.24220411182160942,0.25143968771130454,0.25991593221389636,0.27264954249922346,0.27516665718980476,0.30011629939863327,0.3027266962861851,0.3140692648467469,0.3147701537108747,0.32856497331573264,0.3290428312967851,0.3342384019257517,0.33443537594828804,0.338766671259649,0.3419243057304731,0.3510473503686525,0.3512504358221045,0.35517042867651244,0.3610352643863845,0.361802156196061,0.3626442318116115,0.36950439613628155,0.37303944525385185,0.3740526790492871],"n_dims_used":45,"mean_confidence":0.9166415744357639},"coverage":{"mean_confidence":0.9166415744357639,"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}}