{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005580},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007311","490:4900005442","490:4900005054","490:4900007552","490:4900004778","490:4900005571","490:4900005577","490:4900004775","490:4900005707","490:4900004779","490:4900005573","490:4900005056","490:4900005576","490:4900006937","490:4900005173","490:4900007433","490:4900005312","490:4900004777","490:4900005578","490:4900005038","490:4900005706","490:4900005966","490:4900004916","490:4900007551","490:4900006208"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.4508889590053372,0.33553998406989044,0.2715469634149224,0.18766117196700363,0.1776663259124227,0.17683312363338932,0.1688037912621934,0.16733633455368307,0.15929973138809234,0.12796768941099512,0.1270987785767677,0.10806123205364805,0.10239416688697722,0.09489338586926818,0.09460343667821577,0.09092084950405468,0.08951391988391402,0.08192939467226477,0.08050446783285843,0.07998016053485901,0.07587099722018446,0.06382291123605,0.06368231997389913,0.06080549378601464,0.059503872530289006],"twin_dists":[0.16392343735561668,0.19193446978913245,0.20970770180001588,0.23757570591014546,0.24143021381284885,0.24175840481592947,0.24497910519950125,0.2455795380571777,0.2489370906950018,0.26335891234731534,0.2637949197266608,0.2739740556960493,0.27727065667869477,0.28186062911504445,0.2820437013831006,0.2844082807622011,0.2853316851722237,0.29051836785307195,0.2915352528138116,0.29191305051362987,0.294944977013387,0.3046736469543004,0.30479571059267546,0.3073432550392374,0.30852853109992584],"n_dims_used":44,"mean_confidence":0.919822172685103},"coverage":{"mean_confidence":0.919822172685103,"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}}