{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012243},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012525","490:4900012455","490:4900012314","490:4900012673","490:4900012593","490:4900012456","490:4900012662","490:4900012730","490:4900012368","490:4900012383","490:4900012382","490:4900012661","490:4900012379","490:4900012861","490:4900012519","490:4900012594","490:4900013294","490:4900013218","490:4900012249","490:4900012860","490:4900012666","490:4900012369","490:4900012724","490:4900012926","490:4900012233"],"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":[0.2582429505673296,0.23027337544180623,0.18293226941847782,0.1749292081293942,0.17486904531817987,0.1632275348821241,0.14816458207917488,0.13897738217678918,0.12823349260247763,0.1223193940797844,0.11488726585598731,0.1144186073561095,0.1075033500401114,0.10602204780717614,0.1052996611861162,0.09669035494256623,0.09376945650551018,0.09279941335875247,0.09156885845419716,0.09112236005849222,0.08457964047245504,0.08441810033506823,0.08405878822980438,0.07988971786219733,0.07913469357788223],"twin_dists":[0.21370999555845605,0.22257380883372543,0.23938086323243102,0.2425124925782597,0.24253641651471675,0.24728116925210644,0.253799577459663,0.25801874349859444,0.2632259837251118,0.266234442050365,0.2701766400339772,0.27043171442295216,0.27429253544602966,0.2751444399333775,0.275563246822232,0.28073575107069265,0.28257274845103425,0.28319279882086873,0.28398677662249755,0.28427695218959875,0.2886640792847088,0.2887757657680707,0.28902480163128563,0.2919784210940443,0.29252647076347776],"n_dims_used":45,"mean_confidence":0.9128704494900174},"coverage":{"mean_confidence":0.9128704494900174,"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}}