{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008998},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008121","490:4900009333","490:4900009114","490:4900009108","490:4900008882","490:4900008558","490:4900009220","490:4900009431","490:4900008677","490:4900007764","490:4900008785","490:4900007880","490:4900008561","490:4900008108","490:4900008802","490:4900008447","490:4900009533","490:4900007795","490:4900009325","490:4900008335","491:4910005515","490:4900009001","490:4900008675","490:4900007777","490:4900007906"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490],"twin_sims":[0.3698151544537858,0.22658620759816972,0.20396410371753937,0.18867290215386942,0.1861021291230123,0.15929737417381917,0.15623245446056797,0.14753189052026922,0.13950287594021,0.13400838570769913,0.12920640625857924,0.11402109130466685,0.10114001971905834,0.07186138617618473,0.06402011920628872,0.06214437085601396,0.06168890758269092,0.05546421237469848,0.055372648069362214,0.05034859737502177,0.0477992008866134,0.04435695829533768,0.04228925264785981,0.041802828901052067,0.040444763682552475],"twin_dists":[0.18318767482458992,0.22379373815535775,0.2315856411602594,0.23719365854523136,0.2381672664737779,0.24893809333364703,0.25025100326432254,0.25408382075281666,0.2577719078475256,0.2603880087660673,0.26274119830792486,0.2706486992667496,0.2780193508595094,0.29803386174861835,0.30450279799712066,0.30614560255206585,0.3065506262428919,0.31234840053742985,0.31243761155106836,0.3175310111670492,0.32027935228726306,0.3241915748881374,0.3266658240768861,0.3272626421280913,0.3289604676926128],"n_dims_used":45,"mean_confidence":0.8848518371582031},"coverage":{"mean_confidence":0.8848518371582031,"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}}