{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001075},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001030","480:4800001074","480:4800000790","480:4800000990","480:4800000789","480:4800000827","480:4800000787","480:4800001029","480:4800000426","480:4800000872","480:4800001027","480:4800000393","480:4800000747","480:4800000786","480:4800000870","480:4800000879","480:4800000835","480:4800000494","480:4800001133","480:4800001132","480:4800000392","480:4800000459","480:4800001028","480:4800000831","480:4800000989"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.8115847749036422,0.7528854750103178,0.6908484954325452,0.6583305111248084,0.6009066928538858,0.5783306856202834,0.571445145238899,0.5292958950104631,0.48230490404076676,0.4313580224180009,0.37723562612595374,0.36916452071629186,0.3374565340914713,0.3296251578688431,0.31716453007350076,0.3070848847680038,0.30201361314433506,0.2956139627545822,0.2897104421712761,0.2871511298157,0.28660563823173935,0.2823404789804123,0.27321910644437464,0.26767717253863055,0.2656294929479522],"twin_dists":[0.08392071529099215,0.09785370890991031,0.11169730427450893,0.1187550292706852,0.13107876393045023,0.1359171665813172,0.13739551887832915,0.14650022420971806,0.15683964692856117,0.16841840439379227,0.18134918212248685,0.183349741441702,0.19143328183863856,0.19349112020184256,0.19682174257458385,0.19957031756236976,0.20097280115105545,0.20276239014148648,0.20443360911520786,0.2051644189113256,0.20532068712351204,0.20654874933328643,0.20921334531040867,0.2108590280304549,0.2114724246546183],"n_dims_used":42,"mean_confidence":0.9111451648530506},"coverage":{"mean_confidence":0.9111451648530506,"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}}