{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003098},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003021","489:4890002596","489:4890002765","489:4890002680","489:4890002678","489:4890002598","489:4890001851","489:4890003180","489:4890001769","489:4890002507","489:4890001678","489:4890002940","489:4890002516","489:4890003096","489:4890001768","489:4890003258","489:4890002257","489:4890003019","489:4890003081","489:4890003101","489:4890001925","489:4890002681","489:4890002856","489:4890002006","489:4890002018"],"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":[0.8199854403199192,0.7292029366272919,0.7131877403097484,0.6937751568594417,0.6412659243592437,0.6377559561195497,0.6141693313848138,0.6064244076850497,0.5858140660141063,0.554328088471079,0.5384629827231562,0.5352251298723385,0.5341750508052607,0.5243451105677744,0.5119461441481041,0.5099997550107486,0.505548995059554,0.49881148685904014,0.49385161464082983,0.48665234436876253,0.4784439916552901,0.4709692628860047,0.46541409301951797,0.4652873698858098,0.4601961213378819],"twin_dists":[0.08182478079846604,0.10321602109806317,0.10678346101784389,0.11105709379247983,0.12242846400623458,0.12318231682080034,0.12823875599272191,0.12989723871180023,0.13431217782144794,0.14107963134404208,0.14450969406423336,0.1452119687173527,0.14543990656431702,0.14757824961877652,0.15028850382715755,0.15071541529918514,0.15169321450297724,0.1531778086375221,0.15427429299550316,0.15587160067304615,0.15770165710121337,0.15937694660568733,0.16062778165278913,0.16065637492664928,0.16180740520189135],"n_dims_used":45,"mean_confidence":0.9179285685221354},"coverage":{"mean_confidence":0.9179285685221354,"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}}