{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880004305},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880004306","496:4960012378","496:4960012415","470:4700005371","493:4930000715","488:4880004224","488:4880004477","488:4880004392","490:4900005670","496:4960011463","469:4690003169","480:4800004545","488:4880004304","466:4660012685","496:4960012467","480:4800004055","470:4700004407","490:4900005546","469:4690000070","499:4990002291","496:4960010503","488:4880006366","488:4880003586","496:4960007579","485:4850002764"],"twin_admin_codes":[488,496,496,470,493,488,488,488,490,496,469,480,488,466,496,480,470,490,469,499,496,488,488,496,485],"twin_sims":[0.5968079029630171,0.4388367353541211,0.3753278787147709,0.2826441963496153,0.212626343400414,0.19682092005623006,0.1762722291869277,0.16617384600255386,0.16383261812191235,0.15969117778133946,0.15715977794700278,0.1509083608279322,0.1406042314062268,0.1314627210368454,0.12538088743721382,0.12529839443227167,0.1123893236837035,0.10292724001516916,0.10245175968172875,0.09758776535049561,0.09707953725362425,0.09574300790735639,0.09315890137567666,0.09286912409130381,0.09150505475261342],"twin_dists":[0.13195656802991418,0.16668800624689006,0.1818201347064672,0.2064609319575957,0.22853621365646745,0.23416777032431446,0.24197995614459328,0.2460578862049099,0.2470286488742922,0.24877073892805046,0.24985180127910842,0.2525771641145146,0.25725681935105077,0.2616274375473907,0.2646636254713811,0.26470556733441464,0.27154555420411935,0.2769545927667934,0.27723644759813754,0.2801801280299097,0.28049429721356023,0.2813267073400913,0.28296242054390774,0.2831480696207684,0.28402817347721016],"n_dims_used":45,"mean_confidence":0.917877197265625},"coverage":{"mean_confidence":0.917877197265625,"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}}