{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000548},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000311","494:4940006891","490:4900000877","494:4940008055","490:4900000462","494:4940006784","490:4900000384","490:4900000255","494:4940007641","490:4900000994","494:4940006890","490:4900000652","490:4900000460","494:4940007549","494:4940006889","494:4940008269","494:4940007533","494:4940007663","494:4940007534","494:4940006917","490:4900000753","494:4940008922","490:4900001138","490:4900000646","494:4940008171"],"twin_admin_codes":[490,494,490,494,490,494,490,490,494,490,494,490,490,494,494,494,494,494,494,494,490,494,490,490,494],"twin_sims":[0.431126700572791,0.27886299941065135,0.2563190075175661,0.22324800742021633,0.20702250397087207,0.18295313823631074,0.16593412453800452,0.1558701228221814,0.15000210393179464,0.14182866213753725,0.1412764026781293,0.1373869237130491,0.13384475632345244,0.10555131480430388,0.09533020834715888,0.09362133358055616,0.08833791535622663,0.07942935220108724,0.07644280158166461,0.0762044654927275,0.07390901529526905,0.0718317450085363,0.07174728403319992,0.06914378308918376,0.06862012009937556],"twin_dists":[0.16847211797854186,0.20755833880013175,0.2142993966627684,0.2249096149125546,0.23049906353491337,0.2393728252267277,0.24615682822887563,0.25040745314110646,0.25297909699568133,0.25668768719781737,0.2569439301972498,0.25877008908373117,0.26046714134612015,0.2754170966445598,0.2815856520166033,0.28266710000119266,0.28611239728257876,0.2923120896012527,0.29451527893719603,0.2946940672740364,0.296439503929383,0.29805721000061314,0.29812378247330323,0.3002077431422584,0.30063458371896523],"n_dims_used":45,"mean_confidence":0.9104666815863716},"coverage":{"mean_confidence":0.9104666815863716,"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}}