{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007201},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006955","490:4900006714","490:4900006832","490:4900006105","490:4900007321","490:4900006454","490:4900007317","490:4900006707","490:4900007078","490:4900005585","490:4900007081","490:4900007322","490:4900006956","490:4900006343","490:4900007569","490:4900006455","490:4900006341","490:4900006344","490:4900005586","490:4900007193","490:4900007315","490:4900006957","490:4900007328","490:4900007560","490:4900005456"],"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":[0.027838073406091603,0.011783241092058949,0.009466166169316193,0.0067113287580302565,0.005278962388060307,0.003955949207185668,0.002465614886592898,0.0016463280283052185,0.0015488639923341113,0.0014914376504287091,0.00076211798591964,0.0006190111429403588,0.0004930594447413175,0.00044362177101781,0.00036664539591949155,0.000330413143703446,0.000315354626759976,0.0002562232712265273,0.0002467117672081874,0.00024366673559967088,0.00020370783594240419,0.00020343879102237484,0.00017485431309672973,0.00011665943635547039,0.00008350916583630824],"twin_dists":[0.34758599246469796,0.38706419187398067,0.39649093321839946,0.410861725583763,0.42060191956974047,0.43201708020225216,0.45009760923875763,0.4649872277925825,0.4671956836659862,0.4685577316153492,0.4921338036931576,0.4992111509935741,0.5068394361312742,0.5103435528867921,0.516603927751113,0.5199901590424787,0.5215010622476383,0.5281745300542218,0.5293812139117133,0.52977677439726,0.535449177562678,0.5354908085362813,0.5402390728771751,0.5527300615445649,0.562839352710057],"n_dims_used":45,"mean_confidence":0.9182078891330295},"coverage":{"mean_confidence":0.9182078891330295,"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}}