{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990002121},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990002697","499:4990001477","499:4990002922","499:4990002786","499:4990001578","499:4990002456","499:4990000293","477:4770003842","499:4990001662","499:4990001756","499:4990000609","499:4990002534","499:4990001757","499:4990002372","499:4990001007","499:4990002623","499:4990002210","499:4990001669","499:4990002116","499:4990001855","499:4990002921","499:4990002213","499:4990002302","499:4990001659","466:4660013671"],"twin_admin_codes":[499,499,499,499,499,499,499,477,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,466],"twin_sims":[0.8642206518299841,0.7611294085288466,0.7354012738430853,0.7285140083609892,0.7113093167404596,0.7047674061598909,0.6998633751546876,0.6795213365275806,0.6587334758620239,0.627000413955548,0.6217452055056575,0.6199163982175823,0.6089277880335944,0.6083621659350223,0.5956468357675854,0.5934417225662932,0.5839686990687092,0.582737620200141,0.5819532269253472,0.5796628317863006,0.5795970957211051,0.5772712212196086,0.5727486864157251,0.5675470934685821,0.564701351560149],"twin_dists":[0.07016279920666779,0.0959581558220652,0.10182341659241056,0.10337037115936804,0.10719923876829725,0.10864331963103915,0.10972205940124179,0.11416649225696181,0.11866808421903063,0.12548968392267273,0.12661595687319954,0.1270077734482128,0.12936119513873215,0.12948231148781614,0.13220525510735795,0.13267761280868332,0.1347078185565248,0.13497180646529985,0.1351400302239194,0.13563133763303037,0.1356454408421514,0.13614452891781711,0.13711550908074546,0.138233263504339,0.13884527486899223],"n_dims_used":45,"mean_confidence":0.9292389763726129},"coverage":{"mean_confidence":0.9292389763726129,"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}}