{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003836},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003897","489:4890003898","489:4890003847","489:4890003905","489:4890003713","489:4890003774","489:4890004211","489:4890004541","489:4890003651","489:4890003722","489:4890003706","489:4890003715","489:4890003645","489:4890003718","489:4890003662","489:4890003912","489:4890003894","489:4890004253","489:4890004608","467:4670000990","489:4890004244","489:4890003648","468:4680002430","470:4700006574","489:4890003642"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,467,489,489,468,470,489],"twin_sims":[0.8801211543886402,0.7824435506589897,0.7728213850403823,0.6861702139837987,0.6809059907304519,0.6765824209928019,0.6569398571512929,0.6541684394145353,0.6320295480270904,0.6150272678924537,0.6023659361197683,0.5883815268515775,0.5829390737313996,0.5611846814043729,0.5574754826003979,0.5080531918724991,0.5054138555240881,0.5036767053268876,0.49945632123969547,0.49263365179007024,0.4899871618984869,0.47883086649110884,0.46840739617243315,0.46351497082227566,0.4621588049466414],"twin_dists":[0.06563371546523405,0.09097399578183617,0.09323999141828548,0.11271871872439584,0.11386534540508647,0.11480508059226353,0.11905500196266061,0.1196524577410355,0.12441123572930482,0.1280550160825339,0.130766280353229,0.13376185565169807,0.1349286047577465,0.13960211325631858,0.1404010791314596,0.15114278464153172,0.15172293911620233,0.15210522416284536,0.15303548244701826,0.15454403481087925,0.1551308306916937,0.15761518134408592,0.15995316306051607,0.16105657565767767,0.16136315383431446],"n_dims_used":45,"mean_confidence":0.9199097527398004},"coverage":{"mean_confidence":0.9199097527398004,"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}}