{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009236},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009339","490:4900009455","490:4900011717","490:4900009016","490:4900009540","490:4900009641","490:4900009233","490:4900011845","490:4900009335","490:4900008567","490:4900009645","490:4900011781","490:4900010592","490:4900009439","490:4900012116","490:4900009541","490:4900009237","490:4900008817","490:4900009118","490:4900009134","490:4900010227","490:4900009766","490:4900009967","490:4900008816","490:4900011521"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.020852913674148925,0.015927446679168168,0.014186653292618747,0.010746714443528574,0.00829628950266376,0.005953140908688316,0.005841808915304738,0.005790701564457251,0.005328113253638144,0.0037179744324724465,0.0034989813133436865,0.003324234844975874,0.002833807720273346,0.0028288126934206473,0.002816522852536693,0.0027843624865785416,0.0026317371493521985,0.0024832162778682444,0.0022898567265037862,0.0022409135805366064,0.0022053856074450468,0.0021827589402802113,0.0021263961880250873,0.0020679114882830147,0.0020470985178081325],"twin_dists":[0.36133414598551883,0.37370067245406563,0.37888880817343173,0.39105616615632394,0.402063679667752,0.4157540300326481,0.4165192363104637,0.41687492490707706,0.4202300958793198,0.43443263584026726,0.43678330573843904,0.438757298916915,0.4448512683604217,0.44491815674310725,0.44508319103912686,0.44551819517888464,0.4476474647924837,0.44983095662990963,0.4528604754772924,0.45366449138872883,0.454258290798294,0.4546410586048957,0.4556106104364197,0.4566419524735604,0.45701545296780244],"n_dims_used":45,"mean_confidence":0.8763619316948785},"coverage":{"mean_confidence":0.8763619316948785,"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}}