{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970001151},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970000176","497:4970001339","497:4970000287","497:4970000535","497:4970000415","497:4970000143","497:4970000816","497:4970000602","497:4970001152","497:4970001567","497:4970000601","497:4970001320","497:4970001243","497:4970000151","497:4970000189","497:4970000345","497:4970000247","497:4970000599","497:4970000177","497:4970000523","497:4970000154","497:4970000179","497:4970001651","497:4970001646","497:4970000478"],"twin_admin_codes":[497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497],"twin_sims":[0.6577879484400502,0.5067937683700855,0.4841026142848911,0.35946479503661133,0.35581658325103876,0.3204286825362872,0.31795474603488116,0.3077542368153601,0.3026252554634638,0.292771794581861,0.2915609116776546,0.290550786785063,0.2880760361120511,0.2574926928864906,0.25518735973349604,0.2525384158975743,0.2434530719509192,0.23853705972444628,0.2376454156075846,0.23606796484284728,0.2357293147897981,0.2340619986585221,0.233104308778365,0.22934932037561434,0.22528032713922547],"twin_dists":[0.11887207799046919,0.15141951979168558,0.15643902312362923,0.18578308529665155,0.18670693204501895,0.1959423019879374,0.19660837382601537,0.19938620840752838,0.20080292766526975,0.2035644802094403,0.20390760523612447,0.2041944903679608,0.20489986483265527,0.21393950646173063,0.21464738541849426,0.2154657982090844,0.2183151947666597,0.2198856456043446,0.22017273426274012,0.22068236261792967,0.22079206042000563,0.2213336579788893,0.22164589040295163,0.22287832027610793,0.22422895142478952],"n_dims_used":45,"mean_confidence":0.8989865620930989},"coverage":{"mean_confidence":0.8989865620930989,"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}}