{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001956},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002129","489:4890001951","489:4890002781","489:4890001787","489:4890002044","489:4890002112","489:4890001949","489:4890002443","489:4890002696","489:4890002210","489:4890001962","477:4770000182","489:4890002288","489:4890001948","489:4890002114","489:4890002948","489:4890002440","489:4890002692","489:4890002211","489:4890001701","489:4890002028","489:4890002115","489:4890001861","489:4890002128","489:4890002521"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,477,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.8026223288291436,0.7933989107082928,0.7872279178557288,0.7854021272740155,0.7809102766171871,0.7732907364699964,0.7638412886908411,0.7374530056047968,0.7024939320852517,0.6951819851559505,0.6900055905642346,0.6874263331523525,0.674639229496,0.67339623243164,0.6732036800660381,0.6725007248808641,0.6663354935005028,0.6652490678307164,0.6618733101939742,0.6587694483371906,0.6541846211616867,0.6539740007963889,0.6532983213461956,0.6453336835011938,0.6421962478840089],"twin_dists":[0.08612372800274576,0.08835840514331247,0.0898366282584391,0.09027153773271043,0.09133695478152613,0.09313009370563849,0.09533092563006,0.1013608452755133,0.10914380468270936,0.11074899739985956,0.11188151200751122,0.1124446991263873,0.11522688275566291,0.11549652314061927,0.11553828122367947,0.11569070173662711,0.11702577637348882,0.11726073519825642,0.11799025560611119,0.11866032216441331,0.11964897065350555,0.11969435711408348,0.11983994145291314,0.12155416084948747,0.12222856944220394],"n_dims_used":45,"mean_confidence":0.9196297539605035},"coverage":{"mean_confidence":0.9196297539605035,"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}}