{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012768},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013029","490:4900012346","490:4900012756","490:4900013176","490:4900012345","490:4900012394","490:4900013172","490:4900012610","490:4900012695","490:4900012334","490:4900013139","490:4900013067","490:4900012939","490:4900012411","490:4900013141","490:4900012339","490:4900013033","490:4900012261","466:4660012981","490:4900012704","490:4900012821","490:4900012995","490:4900012682","490:4900012561","490:4900012274"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,490,490,490,490,490],"twin_sims":[0.6236970682884303,0.43697606294167846,0.40292162195449127,0.3390631482784939,0.3292151110021986,0.32380651563159635,0.3212757034008747,0.2993968559176322,0.29008935157966137,0.28323665960856653,0.2698333209562359,0.2591543763416268,0.23314016935384924,0.228662046426278,0.21794521266749547,0.21394752252866867,0.21028632951310977,0.20993588172936758,0.20498369298959404,0.20170979741621697,0.19136794446226565,0.18738540390690464,0.1836820669029406,0.18070765667127073,0.17703081302840515],"twin_dists":[0.12619770954769496,0.16711741765603708,0.17511524020662492,0.19101432651632308,0.1935995998684092,0.19503750515298288,0.19571491746532002,0.2017018365159112,0.20432573993478403,0.20628979002888032,0.21021627823856698,0.2134317467948786,0.22163418374233584,0.22310532907920566,0.2267053252595904,0.22807857093210798,0.2293515200381807,0.22947415220127076,0.23122217391111385,0.2323937118521214,0.23618290908532788,0.23768009115112804,0.23909246998590003,0.24024145379530804,0.24168043737941017],"n_dims_used":45,"mean_confidence":0.9034835815429687},"coverage":{"mean_confidence":0.9034835815429687,"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}}