{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002836},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002835","489:4890002253","489:4890002751","489:4890002840","489:4890003516","489:4890002752","489:4890002841","489:4890002839","489:4890002742","489:4890002506","489:4890002744","489:4890001991","489:4890001835","489:4890003158","489:4890002662","489:4890002189","489:4890003182","489:4890003525","489:4890002653","489:4890001995","489:4890001839","489:4890002324","489:4890002179","489:4890002837","489:4890002496"],"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":[0.940348378568744,0.9119797049321948,0.8898694244436982,0.8714992426395513,0.8670804383437346,0.8450472752814933,0.8325247074371406,0.8255475565933273,0.8204099241647613,0.8142023298681541,0.8093183825474498,0.8089576902256325,0.7989207176207693,0.7889535069191869,0.7747009294825322,0.7729267252788781,0.7648468337165735,0.7603313882794098,0.7587400982935893,0.7574745711576458,0.7543533318680187,0.7501663481899218,0.7435720522743103,0.7401044736570456,0.7327250440957034],"twin_dists":[0.04555054211862478,0.055751576979479626,0.06273906776315716,0.06811673152467772,0.06936404840378432,0.07536362722977141,0.07863412308299542,0.08041913993932431,0.08171802563738302,0.08327099646631932,0.08448091091771058,0.08456986682677504,0.08702435086023817,0.08942457559757874,0.09279951933596792,0.09321533167956371,0.09509787099002733,0.09614237392514283,0.09650923895061538,0.09680055518924595,0.0975173916649804,0.09847540617539699,0.09997629857071307,0.10076183383415262,0.10242557148697162],"n_dims_used":45,"mean_confidence":0.9149714152018229},"coverage":{"mean_confidence":0.9149714152018229,"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}}