{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003109},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003638","490:4900004196","490:4900003110","490:4900003642","490:4900003636","490:4900003108","490:4900003111","490:4900003106","490:4900002968","490:4900003371","490:4900004477","490:4900001912","490:4900003503","490:4900004745","490:4900006322","490:4900007532","490:4900004337","490:4900005164","491:4910001968","490:4900003643","490:4900005028","490:4900006926","490:4900003925","491:4910001569","490:4900004333"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,491,490],"twin_sims":[0.8200853910011838,0.7980802762060076,0.7621430610147114,0.7113392641957434,0.7113308395054594,0.6855489676213059,0.6774613314909382,0.6755358502769752,0.6608357180156452,0.48554384172279463,0.4837335412849017,0.46961589353327043,0.4667462560589327,0.4351755134485629,0.4021044266621125,0.39982683057925744,0.39948552371179835,0.39882846864966753,0.3896919706443343,0.3734589351073594,0.3663234916486661,0.3471527200731532,0.33881548278781043,0.3386531780155855,0.3377573214945973],"twin_dists":[0.08179965136570015,0.08722811654393926,0.09572392840922629,0.10719261413724415,0.10719447776336533,0.11285418133389032,0.11461418767782375,0.11503229769001883,0.11821432463364276,0.1561181764039215,0.15652123393751316,0.15968121464932836,0.1603273605779781,0.16753364363890308,0.17531068653895907,0.17585636229542165,0.17593825534062155,0.1760959986261351,0.1783019842984132,0.18228264627391128,0.18405909104420615,0.18892077737990542,0.19107884022148922,0.1911211323087911,0.1913547641251287],"n_dims_used":44,"mean_confidence":0.8971379019997336},"coverage":{"mean_confidence":0.8971379019997336,"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}}