{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006651},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["478:4780006846","478:4780006249","496:4960011831","490:4900007140","490:4900006650","478:4780006551","466:4660002082","466:4660001973","477:4770003137","478:4780003822","499:4990001290","490:4900000361","478:4780006545","479:4790005445","479:4790000006","472:4720007613","490:4900005015","484:4840007527","473:4730006567","478:4780006701","490:4900002348","472:4720007564","473:4730006566","470:4700006471","478:4780006248"],"twin_admin_codes":[478,478,496,490,490,478,466,466,477,478,499,490,478,479,479,472,490,484,473,478,490,472,473,470,478],"twin_sims":[0.3499487374812584,0.30819271668368753,0.2926891049857282,0.28800898443799794,0.2579549992822092,0.21411559280030737,0.20175343802888676,0.1929403536280624,0.18549806846861056,0.1675420185200451,0.15511488148174188,0.15158539254495695,0.15148090778185558,0.14455826004116282,0.14396166525725387,0.14359835747792926,0.13693041555335306,0.12714330656289916,0.12165756332037542,0.12152552014492757,0.11971328097833113,0.11886421111988152,0.11845033441147641,0.11196475234230269,0.11120585355745216],"twin_dists":[0.1882031983327505,0.19926572694598604,0.20358788494289898,0.20491902674078255,0.2137980327540005,0.22802049026155577,0.2323780098561655,0.23559777451627453,0.23839740579810959,0.24549515144518985,0.25073441278991393,0.2522780518883717,0.2523241490171236,0.2554319611871276,0.2557049059317784,0.2558715322387175,0.25898694803792294,0.26377252141337376,0.26657794666144574,0.2666466503652871,0.26759538803659494,0.26804366996803614,0.268263072429473,0.27178055229856274,0.27220231774658615],"n_dims_used":44,"mean_confidence":0.9153624447909269},"coverage":{"mean_confidence":0.9153624447909269,"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}}