{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000004255},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000006366","500:5000006367","500:5000005130","500:5000006498","500:5000006499","500:5000006752","500:5000003362","500:5000005461","500:5000004955","500:5000003542","500:5000005294","500:5000005462","500:5000003709","500:5000003012","500:5000006879","500:5000004431","500:5000005129","500:5000003010","500:5000002846","500:5000003011","500:5000003025","484:4840000067","500:5000006880","500:5000003507","500:5000007015"],"twin_admin_codes":[500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,484,500,500,500],"twin_sims":[0.9199113840412392,0.863487867812227,0.8349377147660333,0.817457024523114,0.8163309389861434,0.7966707863562833,0.722799343735688,0.7030358124337948,0.6999153319829511,0.6956663687890868,0.6503271090926706,0.6261534329688297,0.6131582942247255,0.6085819873536297,0.6072911742457009,0.5674079125690702,0.5624955946198505,0.5542894945156549,0.5529579832862941,0.552267949994392,0.5515509729886662,0.5253999724454922,0.514679153015412,0.4890974225801941,0.4799322580053428],"twin_dists":[0.05306701914630269,0.07036643145423892,0.07801082732287414,0.08245893657575147,0.08274043440580181,0.08756926383688003,0.10464751205804056,0.10902457640875474,0.10971064667044164,0.11064286310700999,0.12047982331356508,0.12567124591391532,0.12845527629166803,0.1294352413410522,0.12971164065044472,0.13826318746800575,0.13931991374858727,0.14108795545936584,0.14137519632438836,0.1415240963787058,0.1416788416485691,0.14734836727889133,0.14968975039564453,0.15532832105405686,0.15736911661067568],"n_dims_used":44,"mean_confidence":0.9203178232366388},"coverage":{"mean_confidence":0.9203178232366388,"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}}