{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005974},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005181","490:4900005190","490:4900006216","490:4900006818","490:4900005440","490:4900006694","490:4900006696","490:4900005969","490:4900007068","490:4900004765","490:4900006942","490:4900006699","490:4900007186","490:4900006217","490:4900004909","490:4900005968","490:4900006089","490:4900004629","490:4900006095","490:4900006573","490:4900005180","490:4900005973","490:4900005701","490:4900004760","490:4900004761"],"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":[0.1858562341303041,0.14857382727331483,0.10124485944799652,0.08853360351103187,0.08267046654045707,0.06914618066720442,0.05832363407086791,0.05421283313198252,0.05022572839313763,0.0467807591278867,0.045407114326103885,0.04438046650159133,0.04365906382877872,0.042327797309408395,0.0409784537246355,0.03784717010110121,0.035651225417353,0.035369968870462336,0.03525078349352755,0.032544551040567374,0.03239075353056232,0.031049679202713346,0.030530743743816948,0.02922389469167599,0.027517202963854046],"twin_dists":[0.23826088583805569,0.2536161966784229,0.27795648720395577,0.28598191640693577,0.28999509381797417,0.3002057949164448,0.30962186077314513,0.3135783187802506,0.31766077634154405,0.32141158483859567,0.3229718417539654,0.32416400677064494,0.32501563988247223,0.32661877927465954,0.3282876065931084,0.33234671024211143,0.33536659566946264,0.3357647185341124,0.335934239748726,0.33992127378354026,0.3401562470737049,0.3422465935287479,0.34307624070915355,0.34522039039396807,0.34814812657023275],"n_dims_used":45,"mean_confidence":0.9271291097005209},"coverage":{"mean_confidence":0.9271291097005209,"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}}