{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003012},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002717","490:4900002864","490:4900002561","490:4900003678","490:4900002866","490:4900002865","490:4900003679","490:4900003544","490:4900003020","490:4900003006","490:4900002413","490:4900002871","490:4900002870","490:4900003422","490:4900003957","490:4900002872","490:4900003013","490:4900003163","490:4900002723","490:4900001256","490:4900003677","490:4900002867","490:4900002716","490:4900003284","490:4900003541"],"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":[0.6169909144345992,0.5616274836081812,0.5294370401958115,0.48510086405941727,0.3985068704212959,0.3711908932488749,0.3683669734793435,0.342225053933155,0.32581093437191744,0.31124840800794235,0.2985536739828777,0.2818853279755406,0.28173190739855636,0.2683040299461218,0.25045338745419027,0.22463704599648224,0.20865770076676254,0.2067951137739865,0.18262680288748684,0.16033395847659546,0.15414601182574106,0.15376162080936645,0.15311994169085105,0.14351611286244495,0.13770388714247644],"twin_dists":[0.127634443045353,0.13950678169778427,0.1464695223589946,0.1562167609145955,0.17617324989272928,0.18284545748077505,0.18354859709960833,0.19019290190003665,0.19450307971482322,0.19842883188734642,0.2019375424303856,0.20668045950792088,0.20672488486773125,0.2106718315362691,0.2161138359576388,0.22444395525239547,0.22992260927944388,0.23057947085445904,0.23949859336806295,0.24849822064075447,0.251155566788072,0.2513231934030083,0.25160370483339206,0.255909296072373,0.25861983614265527],"n_dims_used":44,"mean_confidence":0.9203019575639204},"coverage":{"mean_confidence":0.9203019575639204,"n_dims_used":44,"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}}