{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004549},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004594","489:4890004639","489:4890004595","489:4890004502","489:4890004592","489:4890004593","489:4890004364","489:4890004550","489:4890004677","489:4890004463","489:4890004410","489:4890004460","489:4890004249","489:4890004597","489:4890003702","489:4890004598","489:4890004552","489:4890004637","489:4890004348","489:4890004077","489:4890004678","489:4890004673","489:4890004596","489:4890004715","489:4890004347"],"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":[0.9680180445921667,0.9328930019705014,0.9306615499049324,0.8936162048454828,0.8811577082645831,0.87655392211154,0.873565369039588,0.8709881368612636,0.8643578384096464,0.8461212025206486,0.8419805008133604,0.8359735225139696,0.8304376172286129,0.8182442150099446,0.8080071733559625,0.8074816729523876,0.8063922921027822,0.8016550437655457,0.7854776302650289,0.7833921966545222,0.7821460523587401,0.7818737489455823,0.7801420852605953,0.779257458805022,0.7773465148250598],"twin_dists":[0.03311394537934393,0.04840844517336217,0.04923582811989595,0.061599100226380266,0.06533052274504839,0.06666928327474457,0.0675278188360267,0.06826184331421409,0.0701246301478477,0.0750788368683568,0.07617300289492755,0.07774229488570478,0.07917071780967742,0.0822618145028489,0.08480403102601339,0.08493333126866709,0.08520101739776594,0.08635957790048615,0.0902535742196582,0.09074906148668245,0.09104447746557105,0.09110896579707455,0.09151852795225453,0.09172739788305653,0.09217778271846512],"n_dims_used":45,"mean_confidence":0.92027587890625},"coverage":{"mean_confidence":0.92027587890625,"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}}