{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012767},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013039","487:4870000596","490:4900012701","490:4900012342","490:4900012685","490:4900012766","490:4900012612","490:4900012839","490:4900012556","490:4900012751","490:4900013071","490:4900012287","490:4900012420","487:4870001264","490:4900012336","466:4660008329","490:4900010796","490:4900012561","490:4900012996","490:4900013137","490:4900012704","490:4900012326","490:4900011187","490:4900012899","490:4900012833"],"twin_admin_codes":[490,487,490,490,490,490,490,490,490,490,490,490,490,487,490,466,490,490,490,490,490,490,490,490,490],"twin_sims":[0.2445134034346821,0.22079919394723674,0.18191055905468587,0.17558592922155172,0.1717074042048578,0.1518260280281073,0.1190596081867347,0.11442740173191703,0.0928421152226049,0.07432650123716122,0.07288283850605629,0.05957202592014747,0.05789734981752114,0.05147412600332449,0.050678040341913096,0.04805776914469869,0.047085744139584336,0.04558500659289011,0.0432221290184947,0.04169851229571357,0.04137442734779191,0.041010613374607124,0.04011544713063991,0.0378911463937315,0.03745904198174027],"twin_dists":[0.21797916291771696,0.22573528052815311,0.2397751877917136,0.24225172606366038,0.24380201127159154,0.25217197583146483,0.2679402900685788,0.2704269205602309,0.2831653964463413,0.29611882730139727,0.2972339919073314,0.30846594324729604,0.3100212375034196,0.31635441767624306,0.31718437446971054,0.3199951064771268,0.3210703792559421,0.32276757192608513,0.32553721831728855,0.32739139474175577,0.32779313516649533,0.32824729729329266,0.3293794087326642,0.3322877678398279,0.33286945903304826],"n_dims_used":45,"mean_confidence":0.9103764851888021},"coverage":{"mean_confidence":0.9103764851888021,"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}}