{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008324},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008107","490:4900011293","490:4900008116","490:4900010220","490:4900011887","490:4900009013","490:4900010747","490:4900009015","490:4900011691","490:4900011224","490:4900010134","490:4900008325","490:4900008117","490:4900007894","490:4900007787","491:4910005909","490:4900011154","490:4900008884","491:4910005616","490:4900008342","491:4910005934","490:4900010993","490:4900011497","490:4900008774","490:4900010480"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,491,490,491,490,490,490,490],"twin_sims":[0.4499312492364285,0.38446659485945667,0.37322880084854443,0.2994369959267475,0.25783393513267555,0.1974175925718578,0.17040699066796225,0.16836260042010381,0.16093329124214834,0.14361814887343474,0.13342164521322708,0.13327118224471274,0.13063541170849305,0.12288037690420757,0.1213444058026311,0.12123275546966206,0.11759643005960396,0.11537473690681782,0.11522569067339822,0.11402348366054321,0.11373628177743993,0.10493004888234046,0.10284048480077038,0.10176037412486921,0.1013423766761692],"twin_dists":[0.16414208411975786,0.17957451626875667,0.1823396767109832,0.20169062534354204,0.21383506498827415,0.23394963288342588,0.24432740505332237,0.24515922915348617,0.24824483736486236,0.2558624471232474,0.2606720990909024,0.26074510208386836,0.26203412654346436,0.2659443870531245,0.2667409790823276,0.26679918279808634,0.2687176019524499,0.2699121741222979,0.2699929443294018,0.2706473916549479,0.2708045213608204,0.27577839598651305,0.27700594356681124,0.2776481140352946,0.27789805990316097],"n_dims_used":45,"mean_confidence":0.887011973063151},"coverage":{"mean_confidence":0.887011973063151,"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}}