{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009518},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009920","490:4900008768","490:4900007882","490:4900005415","490:4900008893","491:4910005363","490:4900007897","491:4910005004","490:4900004755","490:4900006679","491:4910005414","491:4910002111","490:4900010033","490:4900008214","490:4900008445","490:4900009952","490:4900007649","490:4900007884","490:4900007995","491:4910004851","490:4900008550","490:4900008660","490:4900008777","490:4900008323","491:4910005313"],"twin_admin_codes":[490,490,490,490,490,491,490,491,490,490,491,491,490,490,490,490,490,490,490,491,490,490,490,490,491],"twin_sims":[0.016951998887284263,0.0060795057963563175,0.005219842068954177,0.003965007616313205,0.002113413121878326,0.0019390488744795785,0.001695901222194828,0.0013644238357970533,0.0009518461654831146,0.0009245406726390238,0.0007852800462404486,0.0005254018614782259,0.0004990301355330668,0.00046185032386922005,0.00044674525724254727,0.00043586629110111357,0.00043329785313801257,0.00041593121109668204,0.0003697442684387338,0.000349202771052526,0.0003418798160122608,0.00029523947813452485,0.00028219828019342385,0.0002673288381522591,0.00021035152421022612],"twin_dists":[0.3708761279812519,0.41490099237203354,0.42105333350148166,0.43192777101480456,0.4558372877926944,0.45901244057415785,0.4639098137795412,0.4717510161558203,0.48445471753660085,0.48546706423729213,0.49110660241228443,0.5047206359945194,0.5064387005110645,0.509010896262583,0.5101116073259958,0.5109261351088452,0.5111212117238294,0.5124693454320494,0.5163290534557295,0.5181929481412265,0.5188823462186556,0.5236285416152525,0.5250817848263051,0.5268177658887743,0.5344372395191488],"n_dims_used":45,"mean_confidence":0.8771991305881076},"coverage":{"mean_confidence":0.8771991305881076,"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}}