{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850000650},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850000651","485:4850000788","485:4850000376","470:4700001782","485:4850000484","485:4850001792","499:4990002132","485:4850001289","500:5000010635","485:4850000401","488:4880000622","499:4990001962","485:4850000313","470:4700001787","485:4850000145","485:4850001224","485:4850001412","500:5000001799","485:4850001797","485:4850001715","485:4850000514","485:4850007045","467:4670000354","485:4850000217","485:4850000479"],"twin_admin_codes":[485,485,485,470,485,485,499,485,500,485,488,499,485,470,485,485,485,500,485,485,485,485,467,485,485],"twin_sims":[0.7582915736884002,0.4911994224588986,0.44522265883408535,0.4096946229158189,0.38891543623160346,0.3828793017234745,0.38175316012190247,0.38151167949089343,0.37989920498665924,0.36667308853264724,0.3575637915492911,0.356204020689484,0.3496749329575584,0.3496266685507386,0.3496126924225432,0.34621717429326815,0.3387102881579755,0.3266338743087745,0.3183919722371702,0.31075924956497647,0.3024441477179151,0.3010471165994402,0.2993511015484595,0.29823951361102474,0.29785038619613596],"twin_dists":[0.0966125312837453,0.1548619245416103,0.16521962012027017,0.17350212881990534,0.17849058104956883,0.17996269382541355,0.18023856291682064,0.18029776891501154,0.18069357759790025,0.18397165525814363,0.18626387746045703,0.1866085896677106,0.18827333512824412,0.18828570135085987,0.18828928245726903,0.18916155805250523,0.19110624975837048,0.19428419258131324,0.19649044543192462,0.19856248546464608,0.20085320649083876,0.20124163853115695,0.201714616861705,0.2020254636438915,0.20213444057786897],"n_dims_used":45,"mean_confidence":0.9169268290201823},"coverage":{"mean_confidence":0.9169268290201823,"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}}