{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001858},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003024","489:4890002601","489:4890004008","489:4890003023","489:4890004225","489:4890002440","489:4890004187","489:4890004332","489:4890004564","489:4890001774","489:4890002600","489:4890003876","489:4890004119","489:4890001861","489:4890004385","489:4890001580","489:4890003601","489:4890004652","489:4890004110","489:4890004331","489:4890003633","489:4890002521","489:4890004653","489:4890004336","489:4890001951"],"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":[0.6743127022321073,0.6613490249097405,0.6430324597274705,0.6370115939418698,0.6355273347194773,0.6221277858384716,0.6135050353514389,0.5947896607781871,0.5846045318609099,0.5779522534027444,0.5774296233140376,0.5750903459938375,0.5715666964943189,0.5687484991941127,0.5643388486081999,0.5633742237820267,0.5547449274341539,0.5524964824321982,0.5480451415798786,0.5414755091592764,0.536541728138244,0.5343951815751038,0.52976305427417,0.5278065670655432,0.5185963322604162],"twin_dists":[0.11529772843493381,0.11810348471225231,0.12204886438772451,0.1233421257514699,0.12366072488790154,0.12653398280820982,0.12838102033979085,0.13238886278227424,0.13457148846249495,0.13599837436431975,0.13611053328272507,0.13661266707199746,0.13736940597793407,0.1379749961229743,0.13892326269034846,0.1391308201436164,0.1409897312895843,0.14147477886784635,0.1424359762625816,0.1438570212470682,0.14492630450530397,0.14539211589124668,0.14639861457439837,0.14682428975955703,0.14883293008932136],"n_dims_used":45,"mean_confidence":0.9194632636176215},"coverage":{"mean_confidence":0.9194632636176215,"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}}