{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930002400},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["481:4810000393","470:4700001551","493:4930003789","493:4930002258","488:4880002676","496:4960000443","470:4700003028","466:4660000611","493:4930003946","470:4700001250","470:4700001256","488:4880003202","470:4700002362","493:4930001709","493:4930003744","493:4930000674","493:4930001075","493:4930002269","488:4880001498","493:4930000106","470:4700001398","470:4700007413","493:4930002569","481:4810000039","496:4960000121"],"twin_admin_codes":[481,470,493,493,488,496,470,466,493,470,470,488,470,493,493,493,493,493,488,493,470,470,493,481,496],"twin_sims":[0.3900104174499459,0.37480398140143334,0.32787468148719556,0.3043856316841933,0.30201798215786346,0.2997023065178282,0.29174416862540675,0.28421922205105526,0.2838842172287262,0.28073230480216194,0.27990972438589096,0.278429042411564,0.27369879757262017,0.2732624056383545,0.2718317155342349,0.2710623928392002,0.264995188760116,0.2649639376056488,0.2639776500131667,0.2635470952721486,0.25896939767700133,0.2582359923997502,0.25733478704090135,0.25522007885632186,0.25043657239720546],"twin_dists":[0.17822469422729798,0.18194967046318916,0.19395473607152552,0.20031512327157713,0.20097158702033624,0.20161654575772142,0.2038556218781639,0.20600643768193208,0.20610298024722334,0.20701469499147476,0.2072536515517021,0.2076848616884473,0.2090718718995485,0.20920056898678357,0.20962338482149762,0.20985131174127006,0.211663031548414,0.21167242979260115,0.21196939475540572,0.21209924930127613,0.2134881689157107,0.21371212219345007,0.21398786510617102,0.21463731037487194,0.21611907613356734],"n_dims_used":45,"mean_confidence":0.9247161865234375},"coverage":{"mean_confidence":0.9247161865234375,"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}}