{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001852},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001965","477:4770001794","477:4770002030","477:4770003483","477:4770001860","477:4770003346","477:4770003326","477:4770002858","477:4770003484","477:4770002085","477:4770001859","477:4770001905","477:4770003095","477:4770002854","477:4770001793","477:4770001854","477:4770003485","477:4770003413","477:4770003411","477:4770003093","477:4770003481","477:4770003345","477:4770002029","477:4770001796","477:4770003084"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477],"twin_sims":[0.6642172591785206,0.6384949304637978,0.6229339624471545,0.5390318868138763,0.5101798939281839,0.471089157921657,0.4697277929340487,0.39018113483379174,0.3887442423465108,0.3716156302940803,0.3595817563359289,0.35258648851295477,0.3446185203809888,0.3239215681743849,0.29752750330946515,0.29643290004655104,0.2793405379952345,0.27672822242361195,0.2763108296763433,0.27382214023692053,0.2737798105107343,0.2599836796373302,0.2535080812188602,0.2525522763750661,0.25161132794575747],"twin_dists":[0.11748380156852845,0.12302364402545811,0.12636123743450078,0.1443863864429721,0.1506758870238744,0.15935000569568286,0.1596560459176725,0.17818327168104492,0.17853218268937585,0.18273993054344484,0.18575354660712037,0.1875289854851535,0.1895738001057903,0.19500677977293424,0.2022249289010619,0.20253212308997134,0.20741924779919993,0.2081819083334098,0.20830417170673735,0.20903551955388705,0.20904799411039884,0.21317910413780727,0.2151655821068046,0.2154615017319789,0.21575351907041554],"n_dims_used":45,"mean_confidence":0.9200164794921875},"coverage":{"mean_confidence":0.9200164794921875,"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}}