{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012146},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012082","490:4900011812","490:4900011811","490:4900012078","490:4900008960","490:4900012214","490:4900010464","490:4900012219","490:4900009289","490:4900011744","490:4900008399","490:4900010207","490:4900007855","490:4900012153","490:4900012151","490:4900009177","490:4900010014","490:4900010898","490:4900011881","466:4660003786","490:4900011680","490:4900010548","490:4900002423","490:4900011279","490:4900010558"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,490,490,490,490],"twin_sims":[0.620475427424089,0.5189304840025368,0.4055479359546015,0.3816352243124832,0.3687063463109707,0.3503874332427714,0.3176988871655764,0.2935000692081288,0.2770474705629105,0.27622345518125746,0.2609758514143608,0.26032511832698163,0.2312680551595079,0.21849932241671777,0.21600959572029915,0.21128357274778595,0.21114803517479921,0.19339558492557846,0.19180970091718125,0.18983952052865757,0.1894748503419562,0.18734352646280228,0.18264138440031472,0.18224636111632167,0.18142615623500294],"twin_dists":[0.12688800902453845,0.14875991214255904,0.17448831410887974,0.18026747605870508,0.18346395368419233,0.18809088346924357,0.19667742632235657,0.20335851598053328,0.20808846965013222,0.20832977987278897,0.21287750938681435,0.2130752340507945,0.22224692314590586,0.22651632430342375,0.22736809000501285,0.2290033124903808,0.22905057256748207,0.2354289912834905,0.23601818252536472,0.23675489905030764,0.23689184658615456,0.23769595225239454,0.23949297033607264,0.23964541432557585,0.23996268780812194],"n_dims_used":45,"mean_confidence":0.9109722561306424},"coverage":{"mean_confidence":0.9109722561306424,"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}}