{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004890},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007544","490:4900005302","490:4900003107","490:4900002822","490:4900005824","490:4900006548","490:4900005163","491:4910002014","490:4900004194","490:4900004209","490:4900005424","490:4900007653","490:4900005297","490:4900004476","490:4900006666","490:4900005433","490:4900007662","490:4900005957","490:4900003242","490:4900004065","490:4900002817","490:4900005154","490:4900003368","490:4900005553","490:4900007411"],"twin_admin_codes":[490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.3474101244414607,0.28244245117076494,0.2796831214807924,0.25621483796497596,0.24522199796832916,0.24482398076406844,0.23019377157742943,0.21334692074246372,0.20549667946931974,0.20234050592908287,0.1977885944062562,0.19418511690471382,0.18800476597051416,0.18356727622884417,0.1816504627764241,0.1792218778085822,0.17881325897915112,0.17737290405874118,0.1768245512804119,0.17298704063479256,0.1613812977776893,0.16123971744716045,0.16093833847657632,0.15946753498407798,0.1562851181650897],"twin_dists":[0.1888545895056419,0.20651925854958134,0.20731955373423722,0.21433138875026025,0.2177551244725079,0.2178809153054204,0.22260000957474427,0.22828637548824626,0.23103977035905743,0.2321670080489022,0.23381422826816015,0.2351369155970419,0.23744579719361195,0.23913656782754517,0.23987582051334125,0.24082041026513312,0.24098023103718744,0.24154566501368904,0.24176178709958251,0.2432877865441787,0.24805587842325663,0.2481155525710262,0.2482427064303445,0.24886574333561062,0.25022828586874235],"n_dims_used":45,"mean_confidence":0.9006015353732639},"coverage":{"mean_confidence":0.9006015353732639,"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}}