{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980000665},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980000670","498:4980000471","498:4980001900","498:4980000467","498:4980002163","498:4980000531","498:4980000597","498:4980001727","473:4730008227","498:4980002008","498:4980001714","498:4980002081","498:4980000746","498:4980002086","498:4980001921","498:4980001722","498:4980001350","498:4980000903","498:4980002393","498:4980001995","473:4730007636","498:4980003137","498:4980001344","473:4730007944","498:4980000916"],"twin_admin_codes":[498,498,498,498,498,498,498,498,473,498,498,498,498,498,498,498,498,498,498,498,473,498,498,473,498],"twin_sims":[0.7766975883445851,0.6714446930051468,0.6592433844412815,0.6301382887961009,0.5968064530593368,0.5908726363885088,0.5891752677444421,0.5866531556134368,0.570182977975492,0.5312751510368965,0.52855594495251,0.5149040145931464,0.5090299977100513,0.504089271840666,0.5036420271860697,0.4978499191985122,0.49523878693492546,0.4922219271215132,0.4918493254675243,0.48636830156473376,0.48126755069360516,0.473444487863927,0.4577153730301585,0.4570913157534525,0.45620405182200036],"twin_dists":[0.0923304774497417,0.11591960147392331,0.11855804950779861,0.12481687960822802,0.13195687857258498,0.13322803063115832,0.13359175005748705,0.13413230692468067,0.13766670606263723,0.14606985569943853,0.146661206641851,0.1496405225456487,0.15092827319539898,0.1520144008070008,0.15211285920700632,0.15339013957560477,0.15396731225502466,0.1546352635433492,0.15471784289261134,0.1559347668295481,0.15707103666467329,0.1588212171892179,0.16236988644774322,0.16251155647119536,0.16271309864141842],"n_dims_used":45,"mean_confidence":0.9263108995225694},"coverage":{"mean_confidence":0.9263108995225694,"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}}