{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004610},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006926","490:4900007532","490:4900006328","490:4900006322","490:4900004888","490:4900004745","490:4900005030","490:4900005029","490:4900005952","490:4900005166","490:4900005435","490:4900003108","490:4900005553","490:4900005164","490:4900005028","490:4900005031","490:4900005154","490:4900005685","490:4900005955","490:4900005426","490:4900003109","490:4900003636","490:4900005953","490:4900003106","490:4900003638"],"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":[0.6747839232615648,0.6669598586247084,0.5603446746069555,0.504894677699177,0.46939650289037,0.4408221702167779,0.433885565833414,0.37805204080122645,0.3734083775177975,0.35638248980502857,0.35373204299388544,0.34476445727383576,0.33537987798375224,0.3351950101813076,0.30924228481764715,0.30358334145541266,0.2882338663405881,0.273759766645122,0.26836569393454807,0.2556801966673679,0.254846243113146,0.23141395243938204,0.22899648616072069,0.22639599784911832,0.22416646596971368],"twin_dists":[0.11519548600456389,0.1168907062921342,0.1397829874789083,0.15183715464558278,0.15973056651055495,0.16623058987365333,0.16783225812511543,0.1811479943259707,0.18229517365669826,0.18656330780991787,0.1872369988006214,0.18953612564243746,0.1919764084409992,0.19202484675782341,0.1989777359980094,0.20053723606712143,0.2048547709196933,0.20905390144421898,0.21065343166854664,0.214495715096831,0.2147524726478857,0.222199054262001,0.22299480632167312,0.22385702595690096,0.22460149668269597],"n_dims_used":45,"mean_confidence":0.8990436130099826},"coverage":{"mean_confidence":0.8990436130099826,"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}}