{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930001546},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930003960","470:4700001862","493:4930001272","469:4690001652","481:4810002388","488:4880006031","493:4930002565","480:4800003974","493:4930000820","493:4930001865","493:4930003915","493:4930001146","493:4930001864","480:4800005149","493:4930000457","481:4810003449","481:4810000085","488:4880004390","480:4800004053","466:4660011735","470:4700002183","493:4930003582","493:4930003222","466:4660001038","481:4810002383"],"twin_admin_codes":[493,470,493,469,481,488,493,480,493,493,493,493,493,480,493,481,481,488,480,466,470,493,493,466,481],"twin_sims":[0.16544227160426897,0.15451846340009193,0.14255270887703644,0.13316132114856688,0.13262626026708366,0.12809046466170784,0.12781663003073046,0.12401634485459602,0.11707591046311078,0.11506354539406725,0.1139248595094717,0.11277973106179147,0.1114639166770554,0.1061142055132319,0.10196230583153666,0.10158677158209911,0.10131458174858614,0.10112786882390185,0.09490889600440039,0.09462993384314931,0.09437588379142398,0.08730510689888032,0.08610173848292099,0.0826936762296674,0.08233604827120182],"twin_dists":[0.24636015777211914,0.2509934386282938,0.2563528587176704,0.26079844464389706,0.26105871525953267,0.26329748629982985,0.2634345505392056,0.2653601111028017,0.26899591439452225,0.270080904340802,0.27070131507697837,0.2713300691815598,0.272058647984674,0.27509117078194945,0.27752765414624536,0.27775182387511116,0.277914708713019,0.2780266400332668,0.28185084852717207,0.2820269528851502,0.2821876868694105,0.28680488113871033,0.28761998658202154,0.2899787660339235,0.2902307615401768],"n_dims_used":45,"mean_confidence":0.9262032402886284},"coverage":{"mean_confidence":0.9262032402886284,"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}}