{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007613},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007734","490:4900007124","490:4900006763","490:4900007614","490:4900006636","490:4900007616","490:4900007494","490:4900006761","490:4900004825","490:4900007606","490:4900007617","490:4900007624","490:4900007258","490:4900006750","490:4900004971","490:4900007366","490:4900006617","490:4900007739","490:4900002136","490:4900007495","490:4900006878","490:4900007489","490:4900007730","490:4900005759","490:4900007735"],"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":[0.6955287372739848,0.640397392195027,0.6376464520995594,0.6354125472785953,0.6251267061037267,0.6197661883297821,0.6117431584644678,0.5950543849707914,0.5687855560745831,0.5643805105802399,0.5024618930504428,0.4918268670003274,0.4882873163306462,0.4781622580515456,0.47622444806773995,0.474287708676474,0.46745962982230777,0.4544335834254291,0.45056431325193264,0.4473586938418173,0.4432000786235509,0.4370461344580278,0.4364457034254661,0.4352240766638668,0.43383224141693627],"twin_dists":[0.11067302266319838,0.12261504890543197,0.12320582779947602,0.12368536099072915,0.12589131657378605,0.12703995302987373,0.12875832393043093,0.13233215758660546,0.13796703096703458,0.13891429933583885,0.15237277316906406,0.15472282093111275,0.15550822973973927,0.1577646454403542,0.15819821526714883,0.1586321206489887,0.1601666063356319,0.16311568714100247,0.1639975351048073,0.16473026844077698,0.16568380742327407,0.16710123327644522,0.16723994787155272,0.16752240848638839,0.16784461002807793],"n_dims_used":45,"mean_confidence":0.9214647081163194},"coverage":{"mean_confidence":0.9214647081163194,"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}}