{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000230},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000692","490:4900000598","496:4960008863","487:4870004551","490:4900001064","496:4960008137","487:4870004553","490:4900001325","490:4900000229","490:4900000804","496:4960008677","494:4940008390","496:4960008031","490:4900002345","490:4900000358","490:4900004036","496:4960009182","487:4870002867","487:4870005272","490:4900001728","496:4960009071","490:4900002033","490:4900001062","490:4900000691","490:4900002344"],"twin_admin_codes":[490,490,496,487,490,496,487,490,490,490,496,494,496,490,490,490,496,487,487,490,496,490,490,490,490],"twin_sims":[0.6807904497733454,0.6448272171211921,0.5856188941761133,0.5317631415019947,0.5251042443066923,0.5109042455273131,0.5100520777402904,0.487691664248881,0.48359515472316933,0.4773925368231824,0.4675252963659285,0.45393702243909495,0.45053252074610256,0.44949348573737563,0.44151908037227344,0.4350803731311572,0.4275429522469085,0.4232624696721051,0.42092180421223413,0.41976038589447734,0.4156196387987974,0.41239621023470874,0.41018155864028166,0.409919854706048,0.4096652618489692],"twin_dists":[0.11389048127076208,0.12166305890664826,0.13435401808139516,0.14596379921238478,0.14741280382769253,0.15051697711778803,0.15070393363850387,0.15564056994595457,0.15655206450406536,0.1579367962543401,0.1601518130269328,0.16322870344422064,0.1640047925548312,0.16424208417198866,0.16607022229172586,0.16755565590489008,0.16930578066679033,0.17030530179412257,0.17085364708458822,0.17112620842718057,0.17210058017515997,0.17286198794719204,0.17338661315091086,0.1734486896324777,0.173509096068312],"n_dims_used":45,"mean_confidence":0.9154205322265625},"coverage":{"mean_confidence":0.9154205322265625,"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}}