{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002276},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002110","489:4890002191","489:4890002274","489:4890003614","489:4890003752","489:4890002109","489:4890005146","489:4890000971","489:4890002100","489:4890003704","489:4890001280","489:4890002022","489:4890003712","489:4890001095","489:4890003257","489:4890003636","489:4890002599","489:4890004272","489:4890004656","489:4890003811","489:4890004278","489:4890004338","489:4890003908","489:4890003402","489:4890004609"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.8299246904410496,0.7989903513466137,0.686525946586009,0.6322034818468947,0.572014374346178,0.55649004925986,0.5368679374479849,0.5128814131796958,0.5082582081485815,0.4986193387177069,0.4981351939809386,0.4941197018555109,0.4930195327999396,0.4914669925569543,0.4889849317479902,0.4865663135225019,0.48460768979073393,0.47951497149157174,0.4743236131200293,0.47379864725879717,0.46775972163694096,0.46456381871160274,0.46247283187931665,0.46177362086252,0.4609915395607954],"twin_dists":[0.07930224182026299,0.0870074563314994,0.11264113325448051,0.12437392445199863,0.1372732362498764,0.14061346933987223,0.1448555478390847,0.15008351315819946,0.15109775313051813,0.15322022907189728,0.15332713385307978,0.1542149459037306,0.15445855277311454,0.15480259818111752,0.15535329768358272,0.15589073123872824,0.15632654937529653,0.15746232239651942,0.1586240713608616,0.1587417816020996,0.16009900768119636,0.16081968573762456,0.16129213605979306,0.1614502871467102,0.16162728243040084],"n_dims_used":45,"mean_confidence":0.9195340474446615},"coverage":{"mean_confidence":0.9195340474446615,"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}}