{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000209},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000237","490:4900000225","490:4900000135","490:4900000112","490:4900000154","490:4900000100","490:4900000133","490:4900000512","490:4900000816","490:4900000346","490:4900000339","490:4900000188","496:4960007930","490:4900000238","490:4900000143","496:4960007935","490:4900000285","490:4900000164","490:4900000400","490:4900000422","490:4900000333","490:4900000056","490:4900000241","490:4900000137","490:4900000239"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,496,490,490,496,490,490,490,490,490,490,490,490,490],"twin_sims":[0.36808948911728256,0.3647806084203015,0.3493026973577209,0.34232627456057096,0.3351290926109435,0.30570699290671943,0.2957592329333066,0.28831921339658806,0.28714164875381326,0.2853059629498413,0.2645315989311564,0.26417647460060245,0.2629361136384857,0.25479888390540306,0.2529608743520941,0.2424503175632345,0.24224513199203243,0.23896150655577872,0.23179065491540768,0.2280508087540168,0.2264522312778698,0.22282811819890086,0.2161919625186842,0.21458526197638955,0.21306314518959724],"twin_dists":[0.18361783376957438,0.18444547518580356,0.18836873186715672,0.19016667322571978,0.19204212171913518,0.19995004469631827,0.20272151597536583,0.20483039243547294,0.20516713345226897,0.20569372877891834,0.21180251917113102,0.21190947426606038,0.212283748095934,0.2147670695706239,0.21533491171642458,0.21863385080128803,0.2186991598450213,0.21974922910973885,0.22207555001422744,0.22330760214351206,0.22383831194053308,0.2250507578950175,0.2273054765817726,0.22785834803451502,0.22838469773066655],"n_dims_used":45,"mean_confidence":0.9118962605794271},"coverage":{"mean_confidence":0.9118962605794271,"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}}