{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880001387},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880001572","488:4880002796","470:4700000074","470:4700001725","481:4810001900","481:4810001234","481:4810000847","481:4810001102","488:4880002784","488:4880001915","488:4880001246","488:4880002722","481:4810001961","488:4880002682","481:4810001352","481:4810001549","481:4810002054","496:4960005780","481:4810001692","488:4880002748","488:4880002144","481:4810002045","481:4810000496","488:4880001238","488:4880001235"],"twin_admin_codes":[488,488,470,470,481,481,481,481,488,488,488,488,481,488,481,481,481,496,481,488,488,481,481,488,488],"twin_sims":[0.40451715193650656,0.4032265667791501,0.4003926241544429,0.39606501658243065,0.39517911011053225,0.3862242534182251,0.3779593302161373,0.3751900512556606,0.3746922886999927,0.3723482477473268,0.3649289176793378,0.36211520666328845,0.35957750758478285,0.35955570870726844,0.3550310926291981,0.3496691408769685,0.3469552325837154,0.3446588238474878,0.33636892491535214,0.33490382718727085,0.3311187523684025,0.3264424358976564,0.316422153727887,0.3146029006438132,0.30987811383310543],"twin_dists":[0.17473415464864742,0.17504235312857622,0.17572067594583637,0.1767607419946186,0.1769742957244366,0.17914556588813463,0.18117083020750002,0.18185420451617437,0.18197729841982677,0.18255805011707912,0.1844082984112381,0.18511491990255144,0.18575461954736303,0.18576012453580945,0.1869064811835225,0.18827481911784402,0.18897157602860745,0.18956339468400557,0.19171750782546326,0.19210117075909366,0.19309660849467256,0.19433508446280962,0.1970224675906771,0.19751548994560805,0.1988035437896974],"n_dims_used":45,"mean_confidence":0.9284064398871528},"coverage":{"mean_confidence":0.9284064398871528,"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}}