{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980001023},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730008886","473:4730009020","473:4730008956","500:5000006486","473:4730008885","500:5000007541","500:5000006509","473:4730009435","500:5000007140","473:4730007473","473:4730006205","476:4760001149","473:4730006773","484:4840000004","473:4730007352","500:5000007024","473:4730009653","473:4730008736","473:4730006200","473:4730008660","500:5000006764","473:4730007346","475:4750009676","473:4730006547","473:4730006432"],"twin_admin_codes":[473,473,473,500,473,500,500,473,500,473,473,476,473,484,473,500,473,473,473,473,500,473,475,473,473],"twin_sims":[0.4026572132177983,0.3322325280728655,0.31148111649593546,0.30724715795543533,0.2915992927029475,0.2753481877523608,0.26049573251096103,0.2580145981800573,0.24556972940100888,0.2377900580031067,0.22525453071016885,0.22141869659233723,0.2211401549284618,0.2205861685170398,0.219918937301828,0.21570860513849768,0.21257445876318778,0.2087336604407718,0.20658095323843328,0.19466598437587607,0.1928609192551787,0.18361453428650867,0.18244351400841935,0.17142753405457595,0.1667581929594757],"twin_dists":[0.17517845855242348,0.19280305459058195,0.19836529071245504,0.1995256621669435,0.20389671632249357,0.2085865816034735,0.2130233630812829,0.2137798061140862,0.21764533376327538,0.220126115132182,0.22423756550386495,0.22552582736722507,0.22561995344779143,0.22580739500207436,0.2260335716799178,0.22747150940969793,0.22855422517204563,0.22989590622941525,0.23065525525856287,0.23495943000798192,0.23562725429063655,0.23911841087764946,0.23956930164352166,0.24391484310792183,0.24581713495120897],"n_dims_used":45,"mean_confidence":0.9230448404947916},"coverage":{"mean_confidence":0.9230448404947916,"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}}