{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003722},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003662","489:4890003648","489:4890003906","489:4890004253","489:4890003968","489:4890003905","489:4890003642","489:4890003645","489:4890003718","489:4890003897","489:4890003647","489:4890003717","489:4890004244","489:4890004211","489:4890003784","489:4890003651","489:4890003836","489:4890004085","489:4890003710","489:4890003774","489:4890003903","489:4890003904","489:4890004682","489:4890002111","489:4890003659"],"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":[0.8349377839169264,0.8146946086917475,0.7404016994737789,0.732611105867762,0.7314471123410597,0.7304050779098116,0.7226506184213621,0.7133944666493497,0.7128079005426471,0.7005729605554194,0.6799760733001452,0.6769312207145886,0.665682675565353,0.6577910355940544,0.6315624131574629,0.6204063304959886,0.6150272678924537,0.6137150920797113,0.6035617616115639,0.5998725738830315,0.5995600866648502,0.5972985020614455,0.5970295489766981,0.5882782593000324,0.5746250630685359],"twin_dists":[0.07801080941530834,0.08314847248173073,0.10069459768079009,0.10245117780921577,0.1027126341830725,0.10294648473152843,0.10468067566847726,0.10673767152491698,0.10686757823901383,0.10956616385318607,0.11406761216765623,0.114729332206941,0.11716697036208429,0.11887141204231784,0.12451143825723805,0.12690281237812404,0.1280550160825339,0.12833603540533953,0.13051021311109737,0.1313002192266447,0.13136713954120433,0.1318514920701412,0.13190909581073168,0.1337839877426111,0.13671256460094294],"n_dims_used":45,"mean_confidence":0.9199898613823785},"coverage":{"mean_confidence":0.9199898613823785,"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}}