{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002322},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002557","489:4890003372","489:4890002487","489:4890002556","489:4890002408","489:4890001992","489:4890003300","489:4890003370","489:4890002407","489:4890002239","489:4890002059","489:4890003487","489:4890002072","489:4890003053","489:4890002893","489:4890002488","489:4890003426","489:4890003429","489:4890002238","489:4890002401","489:4890003371","489:4890001896","489:4890003490","489:4890003071","489:4890003489"],"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":[0.9651529412325714,0.9442559821641583,0.9397854662499507,0.933768011463408,0.9309658621534666,0.9286150591603586,0.9198655196794213,0.9165876271264045,0.9165555480059762,0.913828841607434,0.912624047326975,0.9049524783832905,0.900737054384122,0.8981791731695,0.8969499120152952,0.8938803573642147,0.8927470632969726,0.889027157228918,0.8880641973275759,0.8832751282827348,0.8792316650017192,0.872505408464603,0.8709859847873623,0.8708303282038183,0.8704454657153317],"twin_dists":[0.034590870461285284,0.04398815794941795,0.04577174099751964,0.04808066951271627,0.04912369912672188,0.049984297205127204,0.05308286436924643,0.05420532492873979,0.054216214685500023,0.05513534921208007,0.05553748353537286,0.05804469833554324,0.05938599556827158,0.060188300710226274,0.06057089283085925,0.06151811637271131,0.061864981541647615,0.06299314184434612,0.06328266680862159,0.06470788112857169,0.06589306254872707,0.06783040631558741,0.06826245385293984,0.06830660281680537,0.06841567309789144],"n_dims_used":45,"mean_confidence":0.9139516194661458},"coverage":{"mean_confidence":0.9139516194661458,"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}}