{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":481,"cluster_id":4810001708},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["481:4810001446","481:4810001863","481:4810001367","481:4810001366","481:4810001620","481:4810002217","481:4810001143","481:4810001215","481:4810002228","481:4810001795","481:4810001076","481:4810001218","481:4810001224","481:4810001284","481:4810001140","481:4810001775","481:4810001222","481:4810001074","481:4810001953","481:4810001142","481:4810001862","481:4810000866","481:4810001709","481:4810001774","481:4810001200"],"twin_admin_codes":[481,481,481,481,481,481,481,481,481,481,481,481,481,481,481,481,481,481,481,481,481,481,481,481,481],"twin_sims":[0.9792107004772599,0.9791495379230069,0.967223013466501,0.9608271015320686,0.9571980941068906,0.952940815722853,0.9318431029883003,0.9263806495186075,0.9257943798160462,0.923483538445439,0.9220527453213183,0.9101032167718477,0.9079718658601442,0.904428538608073,0.9026491210292272,0.9013682091196454,0.8987885670581094,0.8966773516835131,0.894749089271389,0.8862992728130057,0.8760059693827945,0.8758158910744038,0.8705595222559519,0.8702549722313367,0.8663407449801553],"twin_dists":[0.026621697312997503,0.026661244219983185,0.0335298531432202,0.03671604879568787,0.038415158357596714,0.040324922112902145,0.04879922965516069,0.05079074229874841,0.05100054569528034,0.05182050785420099,0.05232277038736861,0.05637129101187727,0.05706853611196539,0.05821274823441903,0.05878061656861576,0.05918670870736385,0.05999792531581501,0.06065546764901524,0.06125119503410025,0.06381070879935843,0.0668273017137791,0.0668820522669739,0.06838336251237154,0.06846961260887269,0.06957127364821056],"n_dims_used":45,"mean_confidence":0.9187778049045139},"coverage":{"mean_confidence":0.9187778049045139,"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}}