{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007910},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009748","490:4900009238","490:4900008240","490:4900009133","490:4900009242","490:4900008462","490:4900008126","490:4900008130","490:4900009032","490:4900008020","490:4900008239","490:4900008800","490:4900008572","490:4900010147","490:4900008703","490:4900010158","490:4900009352","490:4900008129","490:4900010595","490:4900011014","490:4900009122","490:4900009344","490:4900008562","490:4900009632","490:4900008690"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.37840012745766516,0.34501471872879036,0.3193700306789806,0.28992573488350054,0.27865395227325634,0.22882461885537153,0.22100129618099043,0.16133438152030283,0.15487412983712368,0.14965600644955268,0.13557907479113213,0.12348928010267389,0.11834061512339984,0.11533746365208411,0.09970642262681645,0.0973629466957763,0.09393247985206789,0.09291405373008975,0.09158356225147628,0.09151712067360254,0.09068378674440429,0.08794400925940826,0.08754244325485284,0.0831795565010816,0.08036632899703121],"twin_dists":[0.1810622801109456,0.18947153886796467,0.19622697370136546,0.20437230856461902,0.20761927283344175,0.2230515902099327,0.22566690684502508,0.24807564876401983,0.25083888392839165,0.2531330660723991,0.25963207626617185,0.26563069393562627,0.2683213347191859,0.26993236548965177,0.27888411586350154,0.2803189443402466,0.28246904140237505,0.28311925501184165,0.28397723979985146,0.28402034316609054,0.28456307469407766,0.28637574334632976,0.2866451766702039,0.2896377921640112,0.29163459902407796],"n_dims_used":45,"mean_confidence":0.9027676900227865},"coverage":{"mean_confidence":0.9027676900227865,"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}}