{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009888},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009379","490:4900010093","490:4900010278","490:4900009887","490:4900009486","490:4900009992","490:4900009584","490:4900009788","490:4900009387","490:4900009383","490:4900009993","490:4900009892","490:4900009275","490:4900010277","490:4900010282","490:4900008840","490:4900007858","490:4900010191","490:4900009893","490:4900007598","490:4900009188","490:4900008749","490:4900007851","490:4900010193","490:4900008969"],"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":[0.6576977009880103,0.6330678919626561,0.519780609847568,0.44010184074396264,0.42501234410696725,0.3922946231133005,0.3870828182945976,0.3706487845648204,0.3244847594311659,0.3224552039165773,0.30578988214976344,0.30315453290073974,0.29993595441096316,0.29129962359564715,0.2900185325541974,0.2782439479930078,0.2677889890625665,0.26337922332521857,0.26156067200713384,0.2605099721872059,0.2578159982092936,0.2458388599689887,0.24069750455335343,0.24029303226623602,0.23820528408911998],"twin_dists":[0.11889154553191757,0.12418848229769948,0.14857419521090393,0.16639645037204912,0.16989618962279976,0.17767115925453575,0.1789363731611282,0.18298023264400462,0.19485646413636004,0.19539883612729778,0.1999271737067699,0.20065609077538787,0.20155133874434852,0.20398175679473005,0.20434589454341112,0.20773886365513514,0.2108256166931319,0.2121499151053024,0.21270007608927508,0.21301903482966575,0.21384055263543317,0.21756042874212464,0.21919291649264264,0.21932229893879052,0.2199923878268547],"n_dims_used":45,"mean_confidence":0.9219158596462673},"coverage":{"mean_confidence":0.9219158596462673,"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}}