{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870003818},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870002747","487:4870004549","487:4870002993","487:4870002865","487:4870002370","496:4960008137","496:4960007281","487:4870002746","496:4960008263","487:4870003254","490:4900000498","487:4870003239","487:4870004551","496:4960008375","496:4960008677","487:4870002287","487:4870002744","490:4900000268","490:4900000334","490:4900000692","487:4870002867","487:4870003120","496:4960009064","487:4870002871","496:4960009182"],"twin_admin_codes":[487,487,487,487,487,496,496,487,496,487,490,487,487,496,496,487,487,490,490,490,487,487,496,487,496],"twin_sims":[0.7140260637653181,0.6277226799599566,0.5477819731393843,0.5199664141347515,0.5039240266253899,0.44116042754307744,0.4410298370657001,0.436681229411019,0.43542206207006695,0.43253005942110656,0.42544634945817833,0.4235557502369534,0.41909622379903577,0.41890401951335515,0.4035929077374495,0.4032583386404798,0.3978348621296145,0.3966901173471429,0.3627172053274454,0.3559943078797029,0.35572029059682175,0.35071674815410286,0.34835947259735045,0.34815095651257494,0.3468523751268353],"twin_dists":[0.10659773439164537,0.12533484254988989,0.14249284362390927,0.1485336143117672,0.15205077585993312,0.16615274040270783,0.1661827928716442,0.16718552646185175,0.16747660952200508,0.1681464331110901,0.16979482987642114,0.17023668504699585,0.1712822174392241,0.1713273850462834,0.1749548240661565,0.17503476053104772,0.17633476529613376,0.1766101895127679,0.18496350384294347,0.18666181374596597,0.18673138236564538,0.18800662062723097,0.18861070119027956,0.1886642391326114,0.1889980395432374],"n_dims_used":43,"mean_confidence":0.9082970730094022},"coverage":{"mean_confidence":0.9082970730094022,"n_dims_used":43,"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}}