{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004630},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003964","489:4890003844","489:4890004075","489:4890004763","489:4890004558","489:4890004683","489:4890004446","489:4890004400","489:4890003950","489:4890004190","489:4890004134","489:4890004642","489:4890004136","489:4890003907","489:4890004243","489:4890003959","489:4890004412","489:4890004013","489:4890003703","489:4890004670","489:4890004691","489:4890003771","489:4890004600","489:4890004152","489:4890004511"],"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":[0.9498760413412619,0.9268430866043891,0.9249566160794034,0.915009125248707,0.8995129281237565,0.8963779186573928,0.8809250700682225,0.875188747645226,0.8704829782379682,0.8577930498271489,0.8469485167925322,0.8434240606537402,0.8399184216453057,0.8366414846699075,0.8240586958751436,0.8219584163570867,0.8100063258508649,0.8071998135768752,0.7988579377742576,0.793497241731536,0.789736108730454,0.7853528655936193,0.7852363584053892,0.7797007981795191,0.7606139535884041],"twin_dists":[0.04165056207359955,0.05062473458938726,0.05129908890424608,0.05473905075067018,0.05977101402981432,0.0607482748415824,0.06539866081890511,0.0670624629900049,0.06840504755424537,0.0719350878518659,0.07485895354841628,0.07579273230288666,0.07671405938137595,0.07756881023123713,0.0807968629389975,0.08132787134147465,0.08431109650933981,0.08500263681599371,0.08703958095231433,0.08833474431067483,0.08923736960032445,0.090283256972252,0.09031097063498804,0.0916227505301731,0.0960771637457634],"n_dims_used":45,"mean_confidence":0.9202114529079861},"coverage":{"mean_confidence":0.9202114529079861,"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}}