{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890005097},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890005207","477:4770002832","477:4770002479","477:4770002984","477:4770002212","489:4890005056","477:4770002988","489:4890004827","477:4770003306","489:4890005011","477:4770002612","489:4890005009","472:4720008056","477:4770002413","489:4890004874","489:4890005040","477:4770002342","489:4890005058","477:4770002619","477:4770002686","477:4770002679","489:4890005134","489:4890005080","477:4770002482","489:4890005077"],"twin_admin_codes":[489,477,477,477,477,489,477,489,477,489,477,489,472,477,489,489,477,489,477,477,477,489,489,477,489],"twin_sims":[0.7403380916142087,0.5979732143747704,0.5696384052219283,0.5032023475680306,0.47029519443733425,0.46686450893162457,0.45442703464793377,0.4241267156530522,0.4016083858843972,0.3931692438459637,0.3820665962124065,0.37969914749423733,0.3620145709666113,0.34930211876192707,0.34499094541716935,0.3234132425709163,0.3225059141909019,0.3112991434353907,0.3078641297335219,0.30475394971869924,0.3038179013298014,0.29908233672354884,0.2915372158491131,0.2892588700764192,0.28521612198320145],"twin_dists":[0.10070898806932964,0.13170698711820944,0.13778373233110341,0.15220967530712712,0.1595284555323067,0.16030070721602052,0.16311717733539086,0.17010315728827352,0.17542941061782477,0.17745960921122733,0.18016174179004416,0.18074274154126374,0.1851402444802568,0.18836888019148826,0.18947767314947925,0.19514257668698134,0.195385261333903,0.19841497623842877,0.19935600377113155,0.20021326868429248,0.20047226334107404,0.20178971273816743,0.20391432830184064,0.20456227410406266,0.20571955324398902],"n_dims_used":45,"mean_confidence":0.9210269504123264},"coverage":{"mean_confidence":0.9210269504123264,"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}}