{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001201},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003895","490:4900001331","490:4900001202","490:4900003623","490:4900002190","490:4900001722","490:4900003896","490:4900002331","490:4900002343","490:4900003755","490:4900001470","490:4900002491","490:4900001571","490:4900002178","490:4900004323","490:4900001870","490:4900002187","490:4900002333","490:4900004185","490:4900001466","490:4900001453","490:4900002495","490:4900001333","490:4900002193","490:4900001165"],"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":[0.724760750898813,0.7242371944910546,0.7179852481535908,0.6888139739693495,0.6787791587606086,0.6650141206134954,0.6508168373117629,0.6460917656532609,0.6276362108688269,0.62575072151324,0.6160790758703877,0.6136514576270929,0.6075001432475755,0.6059017902501249,0.6009356585646489,0.5986414831114472,0.5927120348478911,0.5884432231629962,0.5754495241369698,0.5731094082155296,0.5523649877191619,0.5436477042176436,0.5426893207276446,0.5281166763475736,0.5265859760999066],"twin_dists":[0.10420979908190454,0.10432670091785731,0.10571914989098116,0.1121417937441745,0.1143278331249766,0.1173115352025444,0.12037438869222064,0.12139113886942068,0.12535338071489346,0.12575756673391314,0.12782974561683505,0.12834966315168428,0.12966689468906567,0.13000914517431322,0.13107256106569148,0.13156386664670658,0.1328339349054721,0.13374863313038873,0.13653555585698884,0.1370380351867149,0.1415031551554394,0.14338682701806568,0.14359423682967754,0.14675679624569637,0.14709002855325004],"n_dims_used":45,"mean_confidence":0.9175419277615018},"coverage":{"mean_confidence":0.9175419277615018,"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}}