{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970001888},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970001148","497:4970000531","497:4970001400","497:4970000459","497:4970000401","491:4910004942","497:4970001149","491:4910004986","497:4970000460","497:4970001800","491:4910004940","497:4970000466","497:4970000735","497:4970001398","497:4970001886","497:4970001056","491:4910004943","497:4970001802","491:4910005547","497:4970001147","497:4970001407","497:4970001319","491:4910005479","497:4970000469","491:4910005675"],"twin_admin_codes":[497,497,497,497,497,491,497,491,497,497,491,497,497,497,497,497,491,497,491,497,497,497,491,497,491],"twin_sims":[0.01888233837608086,0.011529833951876149,0.008385700329052092,0.006692025091247848,0.006119996388678111,0.005228315410576394,0.005125544038924865,0.0034324279201070223,0.0028073340138263523,0.0025399173920303266,0.0024464367558047324,0.002394566762229656,0.0023147834337851744,0.0020753354249076405,0.001979528755850069,0.0019049135980410005,0.0016999279424886407,0.0014915536021170236,0.00091536803184242,0.0008526485260128739,0.0007092410350264941,0.0006870244268846006,0.0006703890282325403,0.0005866414337309891,0.0005635089652528064],"twin_dists":[0.3659386601743216,0.3880104302498794,0.40161372128964967,0.4109799606085587,0.4146310393842664,0.4209883520821047,0.4217830133818839,0.43752428396131615,0.445207014473137,0.4489835869958274,0.4503901426208507,0.45119200492308253,0.45245703429993983,0.45650956138738175,0.4582525709551476,0.4596646401370114,0.463823577437067,0.46855493301442414,0.4858133740139354,0.48827153005462237,0.4945921663005991,0.4956763456429369,0.496509753043085,0.5010226044495124,0.5023751766643987],"n_dims_used":45,"mean_confidence":0.8987888760036893},"coverage":{"mean_confidence":0.8987888760036893,"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}}