{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001594},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001484","480:4800001702","480:4800002336","480:4800002527","480:4800002472","480:4800001252","480:4800002144","480:4800001983","480:4800001309","480:4800002101","480:4800001866","480:4800001368","480:4800001588","480:4800001821","480:4800001529","480:4800001938","480:4800001994","480:4800001704","480:4800001865","480:4800001984","480:4800001648","480:4800001816","480:4800001818","480:4800001314","476:4760000217"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,476],"twin_sims":[0.35139124591171994,0.33260302695616906,0.25981193759616505,0.23715544155778692,0.23277726182747052,0.1800389962893068,0.15213745632010203,0.1325865761917125,0.1282102145685793,0.11244238090491332,0.10057705553488638,0.09932579262578942,0.07596329889550597,0.0715963836375539,0.06841640274375826,0.0641019958357424,0.05864274732843201,0.058403810318569734,0.05757655744965578,0.04723479276322627,0.047174991752475956,0.04552783724899419,0.043529334743206236,0.04345605292283717,0.04158847605530809],"twin_dists":[0.18783416375560813,0.19270552276589414,0.21323138272342576,0.22033079355462193,0.22175270928079296,0.24050158859559012,0.2520348763722327,0.2610780503023312,0.26323761677485136,0.27151623545800474,0.2783577877045459,0.27911535112878416,0.2948754381416691,0.2982428809896724,0.30080135080127435,0.30443199154845874,0.3093244617297463,0.3095470142923559,0.31032338287539424,0.32090430135355386,0.3209708821022812,0.32283314527169027,0.3251700405805797,0.32525743000053015,0.3275275012838063],"n_dims_used":43,"mean_confidence":0.9135727993277616},"coverage":{"mean_confidence":0.9135727993277616,"n_dims_used":43,"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}}