{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009927},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009925","490:4900009520","490:4900012088","490:4900009924","490:4900009923","490:4900010825","490:4900010477","490:4900009724","490:4900010123","491:4910005807","490:4900010656","490:4900009621","490:4900009419","491:4910003733","491:4910005263","490:4900010487","490:4900010305","490:4900010983","490:4900009843","490:4900009522","491:4910005416","490:4900010307","490:4900009622","490:4900005689","490:4900009824"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,491,490,490,490,491,491,490,490,490,490,490,491,490,490,490,490],"twin_sims":[0.5380941781447717,0.23726598403051966,0.2048539838775838,0.1606810780028817,0.12428813149315633,0.10147113388875498,0.09639612857829587,0.08794494157345856,0.03974076372792677,0.03793534972849253,0.031829391604323284,0.03027825201035151,0.01992504680082522,0.01535966612070165,0.014557401420555584,0.014360615455319475,0.013542623396178833,0.012513091378130921,0.01039428225188077,0.00935882530032489,0.008447171702921773,0.006682681887354005,0.006584456302453112,0.006365505210117507,0.005428518636241134],"twin_dists":[0.14458964431173876,0.22029511538695068,0.2312683442933169,0.24835138327864417,0.2652209237779225,0.27782098248708487,0.28091880052941076,0.28637511894243584,0.32985961046491,0.3322285795066466,0.34102207103461685,0.3434842881707255,0.36345266584404506,0.37533548368898945,0.3777385888954398,0.3783458419481083,0.38095148391029066,0.3844363745094759,0.3924917629009348,0.3969757905768311,0.4013068532031071,0.4110372980578144,0.4116444971348092,0.41302789230696285,0.4194800780786667],"n_dims_used":44,"mean_confidence":0.8835553255948153},"coverage":{"mean_confidence":0.8835553255948153,"n_dims_used":44,"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}}