{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005445},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005441","490:4900005041","490:4900005306","490:4900006223","490:4900005437","490:4900005696","490:4900006211","490:4900006095","490:4900006456","490:4900005322","490:4900005695","490:4900004622","490:4900006092","490:4900007291","490:4900006460","490:4900004910","490:4900004630","490:4900005446","490:4900004879","490:4900005448","490:4900005444","490:4900005307","490:4900005969","490:4900005828","490:4900001372"],"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":[0.1495425466028598,0.13307844102078398,0.07371606418269193,0.05228014220219935,0.04208667121828872,0.03421254003773053,0.03297993670278248,0.031149919878254162,0.026754710450765388,0.02674306047494401,0.02167661175816937,0.021219605348790596,0.018928769201195232,0.017153232173840516,0.015594714541080275,0.015563451810214662,0.013122609489944164,0.011099808889905898,0.010082256284187399,0.009061477264643798,0.00886755539236422,0.008594979695486959,0.00826401237777666,0.007854335785203507,0.007202846260790172],"twin_dists":[0.2531835982700763,0.2608387086215897,0.29658820705119726,0.31552491064618216,0.32691367536884935,0.33743196569936096,0.33926119146602435,0.3420877036796273,0.3495069279093226,0.3495279462382794,0.3595211726918722,0.36051949410500705,0.36582544000375344,0.3703390377531258,0.3746523636544694,0.3747426978170281,0.3823439007171471,0.38965927912034676,0.393799414637224,0.39834531951903934,0.3992602884738153,0.40057709236367545,0.4022271811495444,0.40435372289252963,0.4079497614239756],"n_dims_used":45,"mean_confidence":0.9168513827853733},"coverage":{"mean_confidence":0.9168513827853733,"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}}