{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002456},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002902","490:4900003329","490:4900002903","490:4900004430","490:4900002901","490:4900002754","490:4900003758","490:4900003476","490:4900003358","490:4900003462","490:4900002457","490:4900002319","490:4900004567","490:4900003197","490:4900004444","490:4900002627","490:4900004429","490:4900003586","490:4900003878","490:4900003338","490:4900004150","490:4900004428","490:4900001469","490:4900004155","496:4960001053"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,496],"twin_sims":[0.7382217756729129,0.7357142812265725,0.6855708654582859,0.6294959601759413,0.614143017014551,0.5660918960658912,0.5282661990401426,0.4343089920002804,0.41408847127561005,0.41241007752790065,0.4105124197718842,0.39769781654377434,0.39678321606629924,0.38291634159186877,0.3787511277541316,0.3594437174644491,0.3582030377857031,0.35593369388794766,0.3447349908574747,0.33748545291389775,0.32432315941576134,0.3111137723626095,0.3074288672181559,0.30045721045444984,0.2924696609356594],"twin_dists":[0.10118731101120329,0.10175290050109857,0.1128494071952696,0.1249546251792479,0.12824439149996647,0.13854617479585574,0.14672425655841892,0.1677341985945891,0.1724619380451007,0.17285870682774207,0.17330815737532207,0.17636771914886742,0.17658777646782792,0.17995362684480157,0.18097588718287486,0.18578840898046195,0.18610205661417753,0.1866772002912351,0.18954373188854556,0.19142573121249928,0.194899580297806,0.19846560662131402,0.19947567435379007,0.20140597231707433,0.20365001612381528],"n_dims_used":44,"mean_confidence":0.9159188704057173},"coverage":{"mean_confidence":0.9159188704057173,"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}}