{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880001800},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880002045","488:4880002459","488:4880001361","488:4880001192","488:4880001969","496:4960000511","496:4960000793","488:4880000940","488:4880001809","488:4880001960","488:4880001454","496:4960000817","488:4880001708","496:4960005942","488:4880000922","496:4960005938","488:4880001624","496:4960001554","488:4880005484","496:4960000350","488:4880000833","488:4880000388","496:4960000291","488:4880002407","488:4880000675"],"twin_admin_codes":[488,488,488,488,488,496,496,488,488,488,488,496,488,496,488,496,488,496,488,496,488,488,496,488,488],"twin_sims":[0.584227542647129,0.5413419447179479,0.525323972660735,0.5116521125175447,0.48495480307287725,0.4600666275557381,0.4593225866112596,0.4198450825462667,0.4188132690361258,0.3934653738883982,0.38176580729675247,0.37121011813762417,0.3638996126446386,0.3586648739517903,0.35785558881200763,0.3501620810753439,0.3379492003243822,0.3279873402371566,0.3232872676157818,0.32285936247654673,0.31703223660329216,0.31376796291229747,0.31258782448551276,0.30242143755625533,0.2956519958119344],"twin_dists":[0.13465231817644238,0.14388594392992735,0.14736492618681707,0.1503529687282007,0.1562492728216416,0.16183673958806352,0.16200534515996454,0.17110632105590826,0.17134871428278367,0.1773880319304169,0.1802354625905545,0.18284067971926798,0.18466647231747915,0.18598523809384465,0.18618999255376056,0.18814856891701146,0.19130469566996688,0.1939248572681094,0.19517624870923042,0.19529067871264905,0.19685749286436455,0.19774230169461993,0.1980634738805487,0.20085951248336353,0.20275168776779803],"n_dims_used":45,"mean_confidence":0.9298755221896702},"coverage":{"mean_confidence":0.9298755221896702,"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}}