{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004698},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004850","490:4900005249","490:4900005117","470:4700004441","490:4900004975","470:4700003418","490:4900009817","487:4870012654","490:4900002931","490:4900005271","490:4900005120","466:4660003924","490:4900005517","490:4900005916","490:4900004725","490:4900007506","487:4870012813","490:4900005253","490:4900002008","487:4870008688","487:4870012725","490:4900002336","493:4930006984","487:4870003567","490:4900004844"],"twin_admin_codes":[490,490,490,470,490,470,490,487,490,490,490,466,490,490,490,490,487,490,490,487,487,490,493,487,490],"twin_sims":[0.2773380519277516,0.25859358247456815,0.24501176107459793,0.23682705212022417,0.22865179479877776,0.22665257472530603,0.21460829611082474,0.20849817410838697,0.20676138754497198,0.1911967207679683,0.18997388282893185,0.18647153025808932,0.18636145823687847,0.18424350641645434,0.18057310806257632,0.17543808650743806,0.1752022962077159,0.17478234299371254,0.17448054308087244,0.17081939265647164,0.16905885948379418,0.16667475746477148,0.16214119280405692,0.16144723166339117,0.15959504575372788],"twin_dists":[0.20800347838565272,0.21360287816342294,0.21782155211040424,0.22043684703577696,0.22310871863600898,0.22377166435381693,0.22785040220909875,0.229978711228833,0.2305914019066911,0.23624682801503935,0.23670448726075963,0.23802678794980628,0.23806862646919252,0.238877067455166,0.24029374358219618,0.24231036976410938,0.24240397192654328,0.2425709043033203,0.24269104723434173,0.2441604758775409,0.24487512346111728,0.24585147315249814,0.24773624073000888,0.24802810117307167,0.24881156435102803],"n_dims_used":45,"mean_confidence":0.9101515028211805},"coverage":{"mean_confidence":0.9101515028211805,"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}}