{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000837},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000075","490:4900000844","487:4870004699","490:4900000052","490:4900003334","490:4900003485","496:4960008575","490:4900002026","490:4900001589","490:4900002632","490:4900002481","496:4960008264","490:4900001730","490:4900001178","490:4900001085","496:4960005273","496:4960008857","490:4900001292","490:4900003620","490:4900001203","490:4900000822","490:4900000796","487:4870003833","496:4960008262","496:4960006243"],"twin_admin_codes":[490,490,487,490,490,490,496,490,490,490,490,496,490,490,490,496,496,490,490,490,490,490,487,496,496],"twin_sims":[0.47553424604720135,0.3687391239924227,0.2858573459875154,0.27641300501243393,0.25653821024361945,0.24228277335397808,0.23559242985722875,0.23346958246196903,0.2261951817977501,0.21484954463299055,0.20605103833511249,0.20403934613403654,0.20053329084123364,0.19849386789710055,0.19775605315730743,0.19329796789747902,0.19207195650139042,0.1910550375027957,0.18010545250445656,0.17364135997995492,0.1707616238816297,0.1700934355135347,0.17008124564222205,0.16886956882957987,0.160550607447554],"twin_dists":[0.1583527810822758,0.18345578061959567,0.20553534266251366,0.20827423191194505,0.21423210295804446,0.21868717619803008,0.2208364303539643,0.22152670232135752,0.2239238810469019,0.22776721599771885,0.23084300575379085,0.2315587759555046,0.23281790547848172,0.23355730786778,0.23382609782310443,0.23546516082853197,0.23592051514379478,0.2362997495151892,0.24047570396367493,0.24302589750238973,0.24418384169500532,0.24445451775675572,0.24445946282582662,0.24495227935288807,0.2484065474415912],"n_dims_used":45,"mean_confidence":0.9163210550944011},"coverage":{"mean_confidence":0.9163210550944011,"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}}