{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000340},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000509","480:4800000837","480:4800000918","480:4800000440","480:4800000607","480:4800000843","480:4800000499","480:4800001033","480:4800000310","480:4800001039","480:4800000365","480:4800000726","480:4800000472","480:4800000431","480:4800000714","480:4800000611","480:4800001077","480:4800000548","480:4800001048","480:4800000602","480:4800000317","480:4800000689","480:4800000648","480:4800000467","480:4800000677"],"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":[0.6591299180342168,0.5269845143252085,0.5191732842633139,0.4961922976726786,0.49479442249756417,0.4939641340931882,0.49206970094671115,0.48250283351686957,0.42316530758561055,0.4210348168757459,0.417672312458202,0.4139839518574622,0.40837074336132906,0.40741227426894033,0.37333989238627435,0.37295873286359815,0.3726514105932243,0.3706532050644556,0.3529004890073594,0.3484460384339507,0.3479149786991348,0.34616304151213134,0.34002295331715704,0.3398386784988675,0.3349863095099514],"twin_dists":[0.11858253623255978,0.14700324668510267,0.1487068630929911,0.15375644465833785,0.15406562279714597,0.1542493831604413,0.1546689990568474,0.15679551502696687,0.17032803849547987,0.17082714228538,0.17161704342882464,0.1724866258232633,0.17381649835686425,0.1740443781146141,0.1823121445370865,0.18240662537575847,0.18248283829733225,0.18297913325595852,0.18744890192261732,0.18858847976564577,0.18872484841673537,0.18917550067573213,0.19076454847120955,0.19081247444415053,0.19207954708830635],"n_dims_used":43,"mean_confidence":0.9122207109318223},"coverage":{"mean_confidence":0.9122207109318223,"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}}