{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002830},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004499","497:4970001692","491:4910001921","490:4900000526","490:4900005809","491:4910002260","491:4910002016","491:4910001276","490:4900005938","490:4900005547","491:4910005391","494:4940007932","492:4920005665","490:4900013112","491:4910002210","490:4900002829","490:4900000875","490:4900013316","491:4910001920","490:4900004075","490:4900005680","491:4910001143","490:4900013165","490:4900003943","490:4900001930"],"twin_admin_codes":[490,497,491,490,490,491,491,491,490,490,491,494,492,490,491,490,490,490,491,490,490,491,490,490,490],"twin_sims":[0.000815038603197411,0.00016002358208656213,0.00010341327527165045,0.00009853339779621986,0.00008253888316464922,0.000058973693809162,0.000056782519682350084,0.00005668558647227607,0.000056608419108635245,0.000056200864709212055,0.000054006167820087746,0.000051195362048132793,0.00004977832775328403,0.00004939733661266757,0.00003989585351071662,0.00003412383726029377,0.000033296602419177965,0.000030499556888837362,0.00002823437136104558,0.00002444062517645509,0.000021765892007607595,0.00002162351007294638,0.00002021266004016575,0.000020120854712222683,0.000018931472250927205],"twin_dists":[0.4898274469172266,0.5429992941628746,0.5563959219621307,0.5578593782019395,0.563189481331055,0.5731695021862112,0.5742826620851472,0.5743328422292262,0.5743728482825621,0.5745849998381719,0.5757531665179907,0.5773169050570003,0.5781364182040583,0.5783605353511109,0.5845574976277671,0.5890495814922994,0.5897518869574397,0.5922560971672045,0.5944498856118203,0.5985301740317323,0.6017875993358718,0.6019715243825491,0.6038591462748661,0.6039862911582299,0.6056855090593432],"n_dims_used":45,"mean_confidence":0.9153479682074652},"coverage":{"mean_confidence":0.9153479682074652,"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}}