{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004395},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004394","490:4900004530","490:4900002869","490:4900002571","490:4900003973","490:4900004257","490:4900009402","490:4900002106","490:4900003693","490:4900003159","490:4900003560","490:4900003428","490:4900008512","490:4900004393","490:4900004253","490:4900004255","490:4900004377","466:4660004552","490:4900008521","490:4900004670","490:4900001957","466:4660004635","490:4900009396","490:4900009590","490:4900009405"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,490,490,466,490,490,490],"twin_sims":[0.6129424039433755,0.4615713499869595,0.32572801352151043,0.2456902441284373,0.17344019650794798,0.16399885789013716,0.16395208591327787,0.16174956360581683,0.1603383140862771,0.15250690728688898,0.15138401757241748,0.144139923102762,0.14391032543430898,0.14188079475890236,0.13926531554112156,0.1368624178951325,0.13646412162824012,0.13146693111349267,0.130454203759679,0.12976133995030845,0.12820783602937713,0.12166530183918957,0.11644389067345494,0.11154552945812013,0.110592234467924],"twin_dists":[0.1285015095550654,0.16149605354006122,0.19452515213382773,0.21760730650447258,0.24310633728700903,0.24695938997850897,0.24697887100599963,0.2479008372379628,0.24849637671444563,0.25187250074561773,0.2523669164316212,0.25562326442343836,0.255728433314021,0.25666353654707413,0.25788340893865136,0.25901929582515715,0.25920901502709603,0.26162537289687193,0.26212346398681663,0.2624659192577219,0.26323880552470535,0.2665739219785399,0.2693351225532889,0.27201326570435963,0.2725449709356388],"n_dims_used":45,"mean_confidence":0.9187650892469618},"coverage":{"mean_confidence":0.9187650892469618,"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}}