{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009470},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009376","490:4900008713","490:4900009574","490:4900009869","490:4900007713","490:4900008157","490:4900007833","490:4900008825","490:4900007832","490:4900009053","490:4900004932","490:4900009059","490:4900009667","490:4900008048","490:4900009268","490:4900007831","490:4900009382","490:4900009263","490:4900009990","490:4900007233","490:4900009043","490:4900006983","490:4900006854","490:4900005348","490:4900005876"],"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":[0.5478251653570059,0.547198153932394,0.542021977604387,0.4883484126370273,0.40612135454731496,0.351183397071367,0.346180167352371,0.29530899388913945,0.2894807959386759,0.25743884335845274,0.25411334597500984,0.2491785176899471,0.2452949882862725,0.2447181051269887,0.2347570774427211,0.22792759458120604,0.21915256602115352,0.21800755623340753,0.20576496936372826,0.2029772659538741,0.20228431801005844,0.1997046715561591,0.187251300822869,0.18094006612025199,0.18033159116030642],"twin_dists":[0.1424835100169657,0.14261901608759947,0.14373870007012074,0.1554946583097933,0.1743516752749748,0.18788728849815192,0.18917108956143436,0.20284823672960062,0.20449902651480484,0.2139559957676208,0.21497855725482198,0.21651177088760792,0.2177320706204831,0.21791439882767466,0.22110756807314771,0.2233484200656135,0.22629392259469877,0.2266840444300914,0.23094449805676182,0.23193862106496382,0.2321871846839951,0.2331176968752445,0.23773089152782284,0.2401511970986181,0.24038767381703166],"n_dims_used":45,"mean_confidence":0.9241422865125868},"coverage":{"mean_confidence":0.9241422865125868,"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}}