{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000949},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000251","490:4900000398","490:4900000968","490:4900000519","490:4900000069","496:4960008687","490:4900006042","480:4800004200","490:4900000219","496:4960009179","490:4900000182","490:4900000967","480:4800004203","469:4690003169","490:4900000236","490:4900006540","490:4900001755","490:4900000950","490:4900000043","490:4900000059","490:4900002655","469:4690003772","490:4900000185","490:4900005678","487:4870002875"],"twin_admin_codes":[490,490,490,490,490,496,490,480,490,496,490,490,480,469,490,490,490,490,490,490,490,469,490,490,487],"twin_sims":[0.36298919674815466,0.3420247797679405,0.2886595793547557,0.23712011550370288,0.2019500157114844,0.18712010391864045,0.17951324383622827,0.17065127064882163,0.16465306823688627,0.15797712833788366,0.1567738442058387,0.1539408951849764,0.14835974124540602,0.14371222699917702,0.14175143832355644,0.1375760904147131,0.13362353018045858,0.1286710375110475,0.1269929959456743,0.12654480634210685,0.12511828904802905,0.11903986211098472,0.11377409294910522,0.11070687217430865,0.11056607823656348],"twin_dists":[0.18489513374697725,0.1902448099082577,0.20473321338688816,0.22034219751337247,0.23230730967744,0.23778061570308417,0.24070660767826182,0.2442284921837307,0.24668732462920978,0.24950136435686104,0.2500177317529905,0.2512449766245219,0.2537120810256102,0.25581927385642134,0.25672347358727554,0.2586803855866991,0.260574243872434,0.26300762004836753,0.26384815398718603,0.2640740753210004,0.26479721110552146,0.2679507313445187,0.2707838172152551,0.272480844296857,0.27255960954280717],"n_dims_used":45,"mean_confidence":0.9165561252170139},"coverage":{"mean_confidence":0.9165561252170139,"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}}