{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005669},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005798","490:4900004865","490:4900004182","490:4900002654","490:4900004866","490:4900007511","490:4900006408","490:4900006038","490:4900006039","490:4900002347","490:4900003615","466:4660001434","490:4900005002","490:4900005001","490:4900007512","490:4900005805","490:4900001451","490:4900004729","490:4900008642","466:4660001341","490:4900004869","496:4960010249","496:4960009653","490:4900006646","490:4900001219"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,466,490,490,490,490,490,490,490,466,490,496,496,490,490],"twin_sims":[0.5572178462988399,0.38969296040975887,0.3864055170173604,0.3789747067335411,0.3783333170950524,0.3444294348646005,0.3323790190399045,0.29994887210285864,0.2949313762299656,0.2935296294068368,0.28653570132115314,0.2862371267595524,0.28490960947043903,0.27933825530834755,0.27827894728001756,0.27237366070263513,0.26779097036858385,0.2662565533757903,0.2544017566013533,0.2539566150798654,0.24971150346034973,0.23779607136166006,0.235701176622991,0.2345141144048613,0.231131233976888],"twin_dists":[0.14045660214624212,0.1783017440270137,0.17910138195698497,0.18092087715427888,0.18107872878436543,0.1896226262325609,0.19276448454159667,0.20154773451076727,0.2029546059664485,0.20335016242199713,0.2053407350050903,0.2054263564349485,0.20580769601388224,0.2074199123253792,0.20772865080935965,0.20946306148865157,0.2108250247470385,0.21128427293778979,0.21488953882732165,0.21502695941733047,0.2163452479046006,0.22012417739019105,0.22080117975981028,0.22118654729967266,0.222291832235311],"n_dims_used":45,"mean_confidence":0.9170387268066407},"coverage":{"mean_confidence":0.9170387268066407,"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}}