{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009646},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010065","490:4900010339","490:4900010236","490:4900009847","490:4900010252","490:4900010063","490:4900010044","490:4900009438","490:4900009660","490:4900010836","490:4900011229","490:4900009761","490:4900009334","490:4900010341","490:4900010424","490:4900010143","490:4900010753","490:4900009862","490:4900009943","490:4900012118","490:4900009845","490:4900009964","490:4900011247","490:4900010230","490:4900010848"],"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":[0.3215096601599013,0.2918408355300358,0.24701073253664152,0.23194525732551524,0.20298399042728069,0.18087805573048857,0.17401765485485624,0.16437897808839178,0.15977385211568834,0.1415274894020652,0.13768986748363166,0.1332062079071786,0.13045080401067094,0.12535926237591008,0.12231709781164796,0.12219426980931225,0.11835028599729765,0.11485461450549968,0.10604277279729961,0.10602722282071196,0.10422069586016462,0.09887913442833422,0.08783115578982001,0.0848004275705255,0.08398504318508537],"twin_dists":[0.19565217045770172,0.20382820879465519,0.21719142306510203,0.22202490088118385,0.23193621182218904,0.24017527093559352,0.24287560600258168,0.2468012147203697,0.24873564302523946,0.25682733615643394,0.2586264765334536,0.26077664608374146,0.2621251409936834,0.2646746182600471,0.2662356314117626,0.2662992754859752,0.2683161977046196,0.2701943850587527,0.27513245730452035,0.27514144770997345,0.27619296402111204,0.2793875860413019,0.2864513642012435,0.2885117051627586,0.2890760186616942],"n_dims_used":45,"mean_confidence":0.8894446478949652},"coverage":{"mean_confidence":0.8894446478949652,"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}}