{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009807},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010001","490:4900008967","490:4900009902","490:4900010373","490:4900010199","490:4900009898","490:4900009695","490:4900010378","490:4900009903","490:4900009400","490:4900009906","490:4900009084","490:4900009611","490:4900010102","490:4900009197","490:4900002117","490:4900009192","490:4900008977","490:4900008087","490:4900009696","490:4900010101","490:4900009493","490:4900010372","490:4900009299","490:4900008637"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.7450099453751444,0.6951793366606259,0.6574884725988652,0.628765508887607,0.604848221154011,0.6038768346197163,0.5958010689182143,0.5259670978517211,0.45664746829405983,0.4449268551042835,0.4296653546963255,0.4174796086551111,0.3996985222053451,0.38838076447844655,0.38824024452110306,0.38467923179566366,0.37599170018875655,0.3697719909412906,0.34981393304864133,0.3496742765169378,0.34846239217384656,0.34748267851130976,0.3432204911275876,0.34282790536248564,0.34248031735463247],"twin_dists":[0.09964982782109522,0.11074957764068176,0.11893667681434719,0.1251112547130927,0.13023474345987482,0.13044274607793843,0.1321722192251339,0.14722481827526307,0.16261235878029456,0.165287457274736,0.16881171771231562,0.1716623942027151,0.17588714482881082,0.1786205396642585,0.17865470877158263,0.17952257341246408,0.18165612923686858,0.18319842204420095,0.18823772576326978,0.1882735033143198,0.1885842820914313,0.1888359379286425,0.18993513984443958,0.19003674975219945,0.19012676500972123],"n_dims_used":45,"mean_confidence":0.918983883327908},"coverage":{"mean_confidence":0.918983883327908,"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}}