{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970001689},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970001944","497:4970001688","497:4970001452","497:4970001016","497:4970001369","497:4970001451","497:4970001532","497:4970001856","497:4970001946","497:4970001942","497:4970001285","490:4900012515","497:4970001943","497:4970000780","497:4970001858","497:4970001609","497:4970001284","497:4970001859","497:4970001690","497:4970001849","490:4900013223","497:4970000930","490:4900012512","497:4970001936","490:4900000440"],"twin_admin_codes":[497,497,497,497,497,497,497,497,497,497,497,490,497,497,497,497,497,497,497,497,490,497,490,497,490],"twin_sims":[0.4911158417658254,0.4456176075907289,0.43099653392759374,0.3528184269197355,0.31814602005260867,0.2891439318035587,0.2618199751196926,0.19775587845364292,0.16685161954726818,0.14370013458950195,0.13569998134085906,0.1315129023081422,0.12980189846608423,0.12040691606682831,0.1183683491239938,0.11749666173954018,0.11688604069495513,0.10530121936537427,0.07957306807298141,0.07370548245082707,0.06843568618487021,0.06154665530002523,0.056510977716444755,0.05427600521751611,0.05346642988822447],"twin_dists":[0.15488045824144933,0.16512907271051602,0.16850234818095822,0.1874698276879871,0.19655677227596302,0.2045950422332121,0.21262148371821535,0.2338261615506323,0.24577869957184467,0.25582482199277323,0.2595741598907605,0.2616028315487857,0.26244583479311756,0.2672309711852668,0.2683066037194613,0.2687708730132588,0.2690976705171413,0.2755623410597144,0.2922077595219965,0.29659637125095084,0.30078554769641047,0.3066776277606322,0.31133709539224125,0.31351566962045274,0.31432316149828754],"n_dims_used":44,"mean_confidence":0.9105302637273615},"coverage":{"mean_confidence":0.9105302637273615,"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}}