{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008522},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008853","490:4900009295","490:4900009288","490:4900009712","490:4900010640","490:4900001397","490:4900009390","490:4900009510","490:4900009594","490:4900009391","490:4900008514","490:4900009404","490:4900009078","490:4900009494","490:4900009072","490:4900009601","466:4660004986","490:4900008408","490:4900008174","490:4900010289","490:4900008179","490:4900008968","490:4900005893","490:4900008512","466:4660004306"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,490,490,490,490,490,490,466],"twin_sims":[0.5169623646907143,0.4838865549886008,0.4659612328545243,0.42930357802959274,0.35985954294680256,0.3545815317017931,0.3443897667105801,0.3386787585782363,0.3332590646639853,0.33133433694327213,0.3217781464274508,0.3154152943779719,0.30665102872767397,0.2786640762567379,0.2638312373109644,0.24918292036721026,0.24137520872420432,0.2324060648436483,0.22895499262115868,0.22551693625843447,0.2208548908168256,0.21781357951029853,0.19306337207560165,0.19299196408708164,0.18217420625483555],"twin_dists":[0.1491901427703317,0.1564871478489749,0.16050435823542492,0.16889586303808393,0.1856834110039626,0.18702079213095799,0.18963287124629735,0.19111446600514123,0.19253296970750436,0.19303974552181144,0.19558019412876013,0.19729513004335236,0.19968977576139527,0.20761632120664053,0.21201353770793152,0.21651039440738237,0.21897644856071047,0.22187406781497757,0.2230085129492152,0.2241499722228032,0.2257164334116643,0.2267502713653934,0.2355521364399368,0.2355786253120568,0.2396732849073655],"n_dims_used":45,"mean_confidence":0.921219974093967},"coverage":{"mean_confidence":0.921219974093967,"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}}