{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012560},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012466","490:4900012470","490:4900012396","490:4900012345","487:4870000121","490:4900012468","490:4900013211","490:4900012883","490:4900012986","490:4900012331","490:4900012611","490:4900013177","490:4900012559","490:4900013067","490:4900012748","490:4900013205","490:4900012261","490:4900013140","490:4900012998","490:4900012397","490:4900012488","490:4900012405","487:4870000913","490:4900013072","490:4900013239"],"twin_admin_codes":[490,490,490,490,487,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,487,490,490],"twin_sims":[0.40233168350133697,0.25400003110301955,0.2089602978227299,0.20717447273379988,0.16514737117120065,0.1546348105768158,0.1405304986383906,0.13102615821281496,0.11676085255267458,0.11174550388239055,0.10593156104002494,0.1038456275754205,0.09934608629438194,0.08483783727805938,0.0783335702746634,0.07804133922788063,0.07798051976714694,0.06466581667119178,0.0625395034901221,0.058615101969748375,0.05703018163466615,0.05576184270844956,0.054204835545233775,0.05321289105614958,0.051760529509622843],"twin_dists":[0.1752563161970178,0.21501354963555266,0.2298162728643929,0.23044535954633313,0.2464822775121274,0.2509428513741342,0.2572912090055485,0.2618418019949911,0.26916483145984765,0.2719021745233191,0.2751967782711849,0.2764130544175356,0.2791030050871762,0.2884859185583769,0.29311259235320597,0.29332759497097854,0.2933724229046854,0.3039464007138631,0.305796195528978,0.3093501731274313,0.3108412109498335,0.31205925855399014,0.3135862544769576,0.31457813218640224,0.3160584386580088],"n_dims_used":45,"mean_confidence":0.9049531724717882},"coverage":{"mean_confidence":0.9049531724717882,"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}}