{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001040},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000872","487:4870001611","665:6650001654","665:6650002587","487:4870000869","487:4870001605","497:4970003397","497:4970003559","497:4970003558","487:4870000954","487:4870001413","497:4970003491","665:6650002656","665:6650002884","497:4970003479","665:6650002667","665:6650002130","497:4970003450","487:4870001039","497:4970003305","487:4870001041","487:4870003074","487:4870001418","497:4970003486","487:4870004907"],"twin_admin_codes":[487,487,665,665,487,487,497,497,497,487,487,497,665,665,497,665,665,497,487,497,487,487,487,497,487],"twin_sims":[0.310074835570292,0.21641651687210828,0.20145533738697868,0.19286038682081783,0.18786586296793442,0.18698755351438306,0.174831026914802,0.1731208689673466,0.15221731258090432,0.14701322715602397,0.14624065149134363,0.14202968491550588,0.1413517443234436,0.13457912842600148,0.12629366014527282,0.12568167085148133,0.125168978840887,0.11952293519876805,0.11746098585796058,0.11387899991881946,0.1138162402048702,0.11319149219807777,0.11311012404343841,0.11261590396455876,0.10889283347882664],"twin_dists":[0.1987496912701926,0.22722842742485133,0.23248531373359596,0.23562745191679546,0.23749829467361971,0.23783087770931477,0.24255153768302076,0.24323416469239212,0.25199975461985735,0.25431750810069687,0.25466673011575114,0.2565945989018406,0.2569089285401506,0.26011255945596123,0.26420093722224136,0.26451087557746933,0.2647714082835368,0.2676956726053984,0.26878993048220773,0.27072640135907267,0.2707607450167096,0.2711034201400642,0.27114815784375845,0.2714204232616974,0.2735016747507081],"n_dims_used":43,"mean_confidence":0.8910020340320676},"coverage":{"mean_confidence":0.8910020340320676,"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}}