{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000043},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000079","490:4900000360","490:4900000068","490:4900000182","496:4960007687","490:4900000949","480:4800004975","490:4900000236","490:4900000626","496:4960009180","490:4900000968","490:4900000103","480:4800004045","490:4900000504","490:4900001890","490:4900000241","490:4900000069","490:4900000174","490:4900000014","490:4900000607","490:4900000265","490:4900000137","490:4900000246","490:4900000952","496:4960009569"],"twin_admin_codes":[490,490,490,490,496,490,480,490,490,496,490,490,480,490,490,490,490,490,490,490,490,490,490,490,496],"twin_sims":[0.3293653998345231,0.21554461608776748,0.14696040959207246,0.1464815370837576,0.14373692279681827,0.1269929959456743,0.1238945467831741,0.11146288274022761,0.11084409977735714,0.09993146581851593,0.09893927330800509,0.09680323821330339,0.09639076369255822,0.09521098869887046,0.09208479699962846,0.08447351097283026,0.0810825888479909,0.0806785800664492,0.07998235092932067,0.07797642089758813,0.0769258237282623,0.07624572781944772,0.06865010378777216,0.06731384070130396,0.06654613122829826],"twin_dists":[0.1935598316914039,0.22752789645977875,0.25434133958359817,0.25455769817713336,0.2558079442173802,0.26384815398718603,0.26542256158353794,0.27205922308871244,0.27240414865078666,0.27874772564853967,0.2793508757559256,0.2806656382814476,0.2809221423049335,0.2816606014537315,0.28365286271435824,0.2887374364712379,0.29112095814704464,0.2914102298372758,0.2919114680655404,0.29337544505146923,0.29415431149114596,0.2946630820334831,0.3006100724850297,0.3017110078431714,0.3023515926990034],"n_dims_used":45,"mean_confidence":0.9177870856391059},"coverage":{"mean_confidence":0.9177870856391059,"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}}