{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005485},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005083","490:4900006861","490:4900007593","490:4900007110","490:4900007714","490:4900006980","490:4900005349","490:4900011862","490:4900007356","490:4900011545","490:4900006493","490:4900005348","490:4900005608","490:4900008052","490:4900007106","490:4900005871","490:4900009464","490:4900006859","490:4900006856","490:4900012136","490:4900012001","490:4900005741","490:4900005483","490:4900008715","490:4900012194"],"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":[0.2883488249552165,0.24068567676998964,0.22590701408891906,0.20757460650800202,0.18896936580687773,0.17740275728153482,0.14958119390440955,0.13849062824721628,0.1384585770809181,0.13492781201534368,0.11667861931480822,0.1034221938550735,0.10022432994139778,0.09410752905828992,0.08738993103285823,0.08516196939921153,0.08343545096534341,0.0777583897220897,0.07590850796084264,0.07232309429510433,0.07074599630538737,0.0689612771242606,0.06479599887709334,0.06478814278377065,0.06392661345609314],"twin_dists":[0.20482193521518216,0.21919669795581645,0.22401988584568228,0.230304085372044,0.23708198049748166,0.2415339126178567,0.2531663825504583,0.25824800467758935,0.2582631218901022,0.2599447106298903,0.26920897802063065,0.2766622713589162,0.2785705913432434,0.2823578420308963,0.28674776309869465,0.28826287218766833,0.28945885368166047,0.2935363865348816,0.29491670869255865,0.29767117900906187,0.2989178815693268,0.30035620543043823,0.30383477338842674,0.3038415045525288,0.30458375191474957],"n_dims_used":45,"mean_confidence":0.9256363762749567},"coverage":{"mean_confidence":0.9256363762749567,"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}}