{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000357},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000166","490:4900001091","490:4900000334","490:4900000425","490:4900000493","490:4900000498","490:4900000431","490:4900000190","490:4900000244","490:4900000076","490:4900000482","490:4900000402","490:4900000120","490:4900000356","490:4900000731","490:4900002359","496:4960008375","490:4900001084","490:4900004462","490:4900000141","490:4900000434","496:4960008161","487:4870005261","487:4870002993","490:4900000409"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,496,490,490,490,490,496,487,487,490],"twin_sims":[0.582045807169006,0.543540103250722,0.5240382865173495,0.46232960178962196,0.45290141371505854,0.4376599813766924,0.43557523382094,0.4266062811256998,0.4199482992637377,0.41267031803984977,0.38724660941281336,0.3826590815401789,0.38111447520261515,0.3807542208857585,0.3626768327058429,0.35907500047075047,0.350601276583237,0.3491047963687604,0.3449882024481643,0.3333317921756743,0.319016315774442,0.31185375003645877,0.29780453929904216,0.29021232499278227,0.28634967630994],"twin_dists":[0.1351201742459168,0.14341011033106657,0.1476451342299126,0.16132452570523176,0.1634645521430393,0.16695949725252385,0.16744118276990747,0.1695241438787085,0.17108208734137884,0.17279714061676288,0.17889648977250813,0.18001661015404807,0.18039519433487214,0.18048359904775924,0.184973654465925,0.18588156379675017,0.1880361619884366,0.18841947175133597,0.18947838093841307,0.19251385210098787,0.196322205815189,0.19826359938570506,0.20214728571614338,0.20429074951091522,0.20539407460945894],"n_dims_used":45,"mean_confidence":0.9155034383138021},"coverage":{"mean_confidence":0.9155034383138021,"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}}