{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001113},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003517","490:4900004494","490:4900001768","490:4900003260","490:4900002070","490:4900003122","490:4900003123","490:4900004505","490:4900003650","490:4900002084","490:4900002236","490:4900004487","490:4900002086","490:4900001116","490:4900002984","490:4900001928","490:4900002977","490:4900003132","490:4900002527","490:4900002383","490:4900002981","490:4900002529","490:4900004218","490:4900003136","490:4900002549"],"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":[0.5398113299276767,0.2383805116951282,0.20589580097525317,0.10611434613012376,0.1051742220616715,0.08750277801894922,0.07519267045170147,0.07371479429465885,0.066739680616404,0.06490136821564454,0.057681523702329346,0.05160676182133994,0.05013824969861496,0.041094834922840814,0.03993310279614876,0.03861279903317435,0.037218597755570744,0.035010267995487454,0.0344944496416268,0.028408042585451015,0.028117490297636244,0.026903675435177188,0.02493280785276389,0.024342255182080948,0.022504487797027295],"twin_dists":[0.14421748564755907,0.21993599976735,0.23089806931139922,0.2750910895298139,0.2756361982445193,0.28667184357672326,0.29545812296201995,0.2965891867670338,0.30218952740420124,0.30374455649203835,0.31022436561470423,0.3162171776139928,0.317753326117232,0.32814185916640753,0.32961262942070774,0.33132870341949594,0.3331956082174834,0.3362778226161793,0.33702150925879404,0.34660106358384213,0.34710100389234855,0.3492388653348962,0.35289413661531255,0.35403802115387834,0.3577583896751514],"n_dims_used":45,"mean_confidence":0.911763932969835},"coverage":{"mean_confidence":0.911763932969835,"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}}