{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000945},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001005","485:4850003889","485:4850003885","489:4890000607","489:4890000946","489:4890001200","489:4890000947","489:4890001138","489:4890000715","489:4890001202","489:4890001078","489:4890000425","489:4890001009","489:4890000508","489:4890001130","489:4890001262","489:4890000773","489:4890000197","489:4890000774","489:4890001067","489:4890000900","489:4890001007","485:4850001455","489:4890001139","481:4810005965"],"twin_admin_codes":[489,485,485,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,485,489,481],"twin_sims":[0.9039721814422588,0.8095636902034912,0.7848464864217236,0.7365924845377494,0.7212239416243073,0.7074716867297336,0.6978675181718333,0.6935492051369003,0.684871029799727,0.6724626844984649,0.6508443277602534,0.6444136341836191,0.6442439711206077,0.6386045978243893,0.6382965863382397,0.6302192566429886,0.6234757461074107,0.6213151052856101,0.6085932778968566,0.6035956877272596,0.5965802782757876,0.596369599403345,0.5784358478745725,0.5749124916588058,0.5713763975520035],"twin_dists":[0.05835880622050396,0.08442038092737623,0.09040367790542833,0.10155495285456137,0.10499861804302499,0.10804709208308745,0.11016021021359437,0.11110655586728242,0.11300196008464485,0.11569894877771623,0.12036846983112585,0.12175197673613611,0.12178845098724801,0.12300009443722372,0.12306623457942215,0.12479951546329267,0.12624513843353985,0.12670810971114374,0.12943282370498715,0.13050294844769653,0.13200532133807866,0.13205044567357216,0.13589460063231767,0.13665085196459778,0.13741028823063242],"n_dims_used":45,"mean_confidence":0.9194910685221355},"coverage":{"mean_confidence":0.9194910685221355,"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}}