{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003099},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003491","480:4800003751","480:4800003683","480:4800003058","480:4800002748","495:4950003885","480:4800002696","492:4920000236","495:4950003771","495:4950003435","492:4920000272","480:4800002695","480:4800003552","495:4950004171","495:4950004104","495:4950003927","492:4920000310","495:4950003997","480:4800002697","480:4800002643","495:4950003462","495:4950003730","495:4950004173","495:4950003529","495:4950003777"],"twin_admin_codes":[480,480,480,480,480,495,480,492,495,495,492,480,480,495,495,495,492,495,480,480,495,495,495,495,495],"twin_sims":[0.6022069444887064,0.6021622242250295,0.4829322927227249,0.4003225939012436,0.3775062481572293,0.30416772975998724,0.2789169874157543,0.2689791632903624,0.2607000816665079,0.2596429468222159,0.2495170351512812,0.2285482437874423,0.22734611033528274,0.20925815742187512,0.20232785949385462,0.19665139722348315,0.19145448062608203,0.1900677852271886,0.18050795434625747,0.17859647917123034,0.17647118181159804,0.17431212854630096,0.17429442028971184,0.17083978519177137,0.16960586591842697],"twin_dists":[0.13080032639056277,0.1308099026893739,0.1566997789764945,0.17573746559767614,0.18128246970211073,0.20037541545532145,0.20754260664156907,0.2104705215611767,0.21296126392386647,0.21328284504052972,0.21640598007901432,0.22314296195982994,0.22354124935006908,0.22971170356279463,0.23217154894751413,0.23422982965211708,0.23615061974410814,0.23666927053441794,0.24031907426053725,0.24106512411517522,0.24190131321541125,0.24275815551977145,0.24276521443245555,0.2441522290333115,0.24465250902657124],"n_dims_used":42,"mean_confidence":0.8748881022135416},"coverage":{"mean_confidence":0.8748881022135416,"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}}