{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003214},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002164","490:4900002480","490:4900002922","490:4900003463","490:4900002309","490:4900002460","490:4900002608","490:4900002495","490:4900003225","490:4900002150","487:4870001865","490:4900002328","487:4870001955","490:4900001202","490:4900002491","490:4900001707","490:4900003897","490:4900003480","490:4900002343","490:4900003330","490:4900004278","490:4900003216","496:4960004660","490:4900003050","487:4870001301"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,487,490,487,490,490,490,490,490,490,490,490,490,496,490,487],"twin_sims":[0.5785207133501186,0.5047575949545747,0.5016792035526582,0.49896847103285386,0.48406209414921375,0.4800725916583701,0.4777779283157258,0.4758104116536244,0.46207621112551306,0.44702306392041663,0.42950591344633104,0.4291564977958094,0.40815702219475103,0.3957342406978275,0.3924982829328806,0.3885695623315882,0.3790414629315238,0.3786130466472459,0.3765297313973334,0.37343695449860254,0.37133955337532953,0.36834549594703975,0.36186233119518113,0.3522047749057434,0.3508049844533621],"twin_dists":[0.13587639027018494,0.15186731715451662,0.15254524550563495,0.15314315474185541,0.15644804800930445,0.15733777727157347,0.15785059091504514,0.15829092697544922,0.1613818354019581,0.16480710019924488,0.16884879844901374,0.16893008058713324,0.1738672908850358,0.17684045198111853,0.17762187918848238,0.17857464038140303,0.18090445531342675,0.18100986893038226,0.18152330568069522,0.1822880926235966,0.1828085157172162,0.18355395514810333,0.18517856181792777,0.18762638878800744,0.18798405035633117],"n_dims_used":45,"mean_confidence":0.9149116516113281},"coverage":{"mean_confidence":0.9149116516113281,"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}}