{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004997},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004845","490:4900007634","490:4900006162","490:4900006528","490:4900005782","490:4900007510","490:4900008754","490:4900005281","490:4900006300","490:4900005132","490:4900001744","470:4700006695","490:4900003090","490:4900006538","470:4700005587","490:4900004586","490:4900002487","470:4700005326","478:4780005003","470:4700003449","490:4900004857","490:4900004723","490:4900004457","490:4900002496","490:4900005268"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,470,490,490,470,490,490,470,478,470,490,490,490,490,490],"twin_sims":[0.7104478415712147,0.6186033548804741,0.5585837638536385,0.5306989910458393,0.49705866024939294,0.45772442066898983,0.44799004284034316,0.4270091171955426,0.3837067440356582,0.3755411012552469,0.37041203744393325,0.3677081269621194,0.3645747837135624,0.3611883942762075,0.3355444675472899,0.33125465598871834,0.32927102948903453,0.32484633118290035,0.3220693692294432,0.3135576445456893,0.31248300875627666,0.3110885217810667,0.3016451760297964,0.2978736741234108,0.29714025645967723],"twin_dists":[0.10738974871112104,0.12728905614896086,0.14016227622031738,0.14619510062422572,0.15356495042972065,0.16236783301531618,0.16458580029324762,0.16943020776009252,0.17976024440586105,0.18176743992440697,0.18303912168747138,0.1837130321405172,0.18449708202362528,0.18534828400199566,0.19193329553026822,0.19306075995239366,0.19358480201898368,0.1947600371304765,0.19550216049271296,0.19779948898361277,0.19809203263197445,0.19847250464468758,0.20107522513094664,0.20212791633566288,0.20233353143465765],"n_dims_used":45,"mean_confidence":0.9161576165093316},"coverage":{"mean_confidence":0.9161576165093316,"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}}