{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930001795},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930001640","496:4960000061","493:4930003995","493:4930001794","496:4960000150","493:4930003503","493:4930004465","496:4960000038","493:4930002298","493:4930004749","493:4930002790","493:4930003326","493:4930003487","496:4960003016","496:4960000195","493:4930001961","493:4930003832","493:4930003841","493:4930003309","493:4930002431","493:4930003657","493:4930002957","493:4930001796","496:4960000561","493:4930002810"],"twin_admin_codes":[493,496,493,493,496,493,493,496,493,493,493,493,493,496,496,493,493,493,493,493,493,493,493,496,493],"twin_sims":[0.4283996169519971,0.33926595920036523,0.322865887037554,0.321188900226029,0.30303243340905517,0.2678306291437291,0.2603185927499325,0.2377755635455284,0.23691017945263204,0.23547138159783235,0.22374450338353416,0.22063818126353038,0.20683416726142628,0.2013772229141419,0.196000822555818,0.19496077712107887,0.19432811278959466,0.18063435564710711,0.1750582754739145,0.1670935706400485,0.16519311597530198,0.15935356980512902,0.15557726848835118,0.15042177315696845,0.14847522213180267],"twin_dists":[0.16910624143595718,0.19096151572376646,0.19528893328584315,0.19573820450749355,0.20068995147806848,0.21081317664059604,0.2130772184131814,0.22013078595106,0.2204099919661221,0.22087568103467245,0.2247429492001461,0.22578978307894185,0.2305656568813143,0.23251344976438834,0.23446833818265533,0.23485077410286714,0.23508410471863225,0.24026993744170258,0.24246118832220764,0.24567923376616646,0.24646332404537769,0.2489141935193296,0.25053409804335663,0.2527927484565158,0.2536603470448285],"n_dims_used":45,"mean_confidence":0.9275285508897569},"coverage":{"mean_confidence":0.9275285508897569,"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}}