{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800005342},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004660","480:4800004649","480:4800005341","480:4800005268","480:4800003980","480:4800004143","480:4800004915","480:4800004225","480:4800003986","480:4800005076","480:4800005510","480:4800003996","480:4800004062","480:4800004065","480:4800005425","480:4800005270","480:4800004924","480:4800005429","480:4800005598","480:4800004747","480:4800003830","480:4800003997","480:4800005181","480:4800005808","480:4800004312"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.6171688368581485,0.6110097247833184,0.577683112422746,0.5292595406567062,0.5252648918747976,0.5169450959970291,0.5094883564531592,0.48242576694266875,0.4628699719701298,0.4610851665841839,0.42806922941981007,0.42045111298702165,0.4107065109889429,0.4069757897693002,0.3936776405199549,0.3841957773210003,0.37276603502257943,0.36946860017989275,0.36316099934140905,0.3416506898130992,0.30945934536349906,0.2956228094925903,0.2930704537998858,0.29191583888286926,0.28427625612289475],"twin_dists":[0.12759633348387475,0.12891538183060672,0.1360561321815984,0.14650813227962228,0.14737779913614882,0.1491939194476345,0.15082765220995575,0.15681269771606035,0.16120234636394365,0.16160608780914687,0.16918317774904942,0.17096407038734496,0.17326214620541566,0.17414823268190216,0.1773367405653124,0.1796406912994727,0.18245440893431183,0.1832739804835199,0.18485196134849016,0.19034181181203166,0.19891824684612797,0.20275990062686824,0.20347997935328652,0.20380694284030912,0.2059900082866338],"n_dims_used":43,"mean_confidence":0.9192423266033793},"coverage":{"mean_confidence":0.9192423266033793,"n_dims_used":43,"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}}