{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001734},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003426","489:4890003053","489:4890002059","489:4890002977","489:4890001895","489:4890003371","489:4890001896","489:4890002896","489:4890003499","489:4890002387","489:4890001648","489:4890003372","489:4890003429","489:4890001910","489:4890003435","489:4890002239","489:4890001811","489:4890002322","489:4890002991","489:4890002569","489:4890002557","489:4890002487","489:4890003360","489:4890001807","489:4890002232"],"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":[0.9698672709905983,0.9479586867606745,0.9348256214571051,0.9329642353877051,0.9312888751114895,0.9295200761919706,0.9221796805438681,0.914024450934888,0.9095213476985802,0.8870004796552339,0.8851366076974918,0.8851257458963977,0.8812250825324915,0.8809343967912341,0.876979386842028,0.8682459201129117,0.8673099351906006,0.8628724940317075,0.857168411569878,0.85698774395592,0.8555240750793951,0.8530070043382434,0.85245259058145,0.8459533961285131,0.8452826083063213],"twin_dists":[0.032127100450269674,0.04246095642214005,0.04768189937946518,0.04838183294059526,0.049004439076993034,0.04965449106451323,0.052278375011295265,0.0550698322282506,0.05656233259961347,0.06360131622335184,0.06415675762470875,0.0641599838045494,0.06531077938802206,0.06539593010806428,0.06654639742174502,0.069036636979457,0.06929966488203439,0.0705371156492076,0.07210569469446056,0.07215498819131796,0.0725534833902844,0.07323528257246724,0.07338487395753028,0.07512338405944355,0.07530128146147562],"n_dims_used":45,"mean_confidence":0.9138981289333767},"coverage":{"mean_confidence":0.9138981289333767,"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}}