{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003910},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910002063","491:4910002069","491:4910002364","491:4910002068","491:4910001403","490:4900003634","490:4900003367","491:4910001751","490:4900005554","490:4900005152","490:4900006077","490:4900005292","491:4910001634","490:4900005417","491:4910002162","490:4900005817","490:4900002217","490:4900003632","490:4900005937","490:4900004206","490:4900003911","490:4900003912","490:4900005416","490:4900003502","490:4900005170"],"twin_admin_codes":[491,491,491,491,491,490,490,491,490,490,490,490,491,490,491,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.311290755707468,0.3094885990314204,0.29639146076812567,0.2931628011965137,0.26911716935723057,0.267691361366404,0.2620417409017552,0.24046708707917225,0.23721387595881754,0.21863368775473338,0.21603065955097903,0.17479973406706478,0.17287790283285873,0.16165645891637712,0.15029289460094072,0.1458742986064508,0.14535619768337957,0.13453547267266036,0.13180819168947694,0.12949814703070953,0.12878603960949203,0.12473113837335592,0.12410344810337999,0.11142064723543368,0.104223987477139],"twin_dists":[0.19841726680540955,0.1989102312095625,0.20254376588986675,0.20345386146345906,0.21042940971451066,0.2108547878579116,0.2125543072671476,0.21926660503439455,0.22031193219104941,0.22647054220106044,0.2273608561762426,0.24256398563672152,0.2433315374455633,0.24794001041965597,0.25284993449770937,0.25483280729075697,0.2550682036732617,0.26013359738724223,0.2614581817965936,0.26259636699548705,0.2629503196518154,0.26499454627633023,0.26531547856989735,0.27208271915713084,0.27619103523058447],"n_dims_used":44,"mean_confidence":0.8939684087579901},"coverage":{"mean_confidence":0.8939684087579901,"n_dims_used":44,"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}}