{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008083},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009609","490:4900007976","490:4900008745","490:4900008858","490:4900008976","490:4900008301","490:4900009388","490:4900009899","490:4900009068","490:4900008866","490:4900010100","490:4900009611","490:4900008971","490:4900009192","490:4900009800","490:4900008293","490:4900008302","490:4900009080","490:4900009508","490:4900008518","490:4900009389","490:4900009614","490:4900009901","490:4900008520","490:4900010102"],"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":[0.5864625289978259,0.52691215470835,0.39527386209095894,0.3753834218241884,0.351283853626455,0.33454173726277175,0.32022974154529543,0.31593808674808516,0.29960813074968673,0.2797467519770337,0.25182528109912033,0.23875299856050358,0.2338860454601189,0.23151092754933247,0.22617747275781958,0.22262235405819514,0.21559701140027548,0.20447487730006844,0.1987358963942806,0.19624427540110778,0.19535444956226009,0.19268263595265056,0.19044821256222944,0.18417950966853092,0.17446004347307884],"twin_dists":[0.13417316904018148,0.1470190019502489,0.1769514445884022,0.18180640664090456,0.18786161044054414,0.19219613094643243,0.19599575694634466,0.19715349390821682,0.2016428369654246,0.20730104501074867,0.21568705902728819,0.21981622350075491,0.22139096047772247,0.22216724772912705,0.22392977857785837,0.22511998891204377,0.22750987737560954,0.23140340337090673,0.23346928594571376,0.23437902129220317,0.2347058504145858,0.23569344978338688,0.23652672107789272,0.23890159714673084,0.24269921325908547],"n_dims_used":45,"mean_confidence":0.9208671569824218},"coverage":{"mean_confidence":0.9208671569824218,"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}}