{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004986},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005918","487:4870006903","478:4780003860","493:4930005112","478:4780003533","496:4960000871","496:4960000318","466:4660008094","496:4960000348","487:4870007186","466:4660003456","466:4660014286","487:4870005293","493:4930004114","496:4960006027","470:4700003852","490:4900006653","496:4960001451","470:4700002854","470:4700002523","490:4900005514","496:4960000508","490:4900007267","470:4700003760","490:4900003588"],"twin_admin_codes":[490,487,478,493,478,496,496,466,496,487,466,466,487,493,496,470,490,496,470,470,490,496,490,470,490],"twin_sims":[0.37048244020060034,0.25123328973007814,0.20201215614016585,0.1879724644048088,0.18501567622459159,0.18478137825691465,0.17838254266541984,0.17728993301034823,0.17449158381114277,0.16393224399516346,0.154553378839031,0.1512138991218719,0.15087706789344932,0.14834434184491008,0.1478129302730583,0.1466874052268567,0.14615573145610697,0.14565596339521236,0.1455322609165669,0.14418870166050235,0.14292700722357868,0.1399954446969155,0.1396347445881963,0.13934780164562605,0.13864958679290698],"twin_dists":[0.18302160758641944,0.21587103683443043,0.23228497039369225,0.23745800293233812,0.2385815697754256,0.23867114015456734,0.24114897546032482,0.2415783358289809,0.24268664943989085,0.24698713659129157,0.2509782546168183,0.2524420555593378,0.25259101315627,0.25371898200809956,0.2539574498126522,0.2544646212329421,0.2547051991122653,0.2549319311292652,0.254988140690607,0.25560093705818177,0.2561802635436512,0.2575411669221193,0.25771007526202694,0.2578446772753693,0.25817306909190935],"n_dims_used":45,"mean_confidence":0.9128148396809895},"coverage":{"mean_confidence":0.9128148396809895,"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}}