{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009835},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009429","490:4900009838","490:4900009733","490:4900009637","490:4900009839","491:4910005262","490:4900009330","490:4900009729","490:4900010230","490:4900010913","490:4900009738","490:4900008672","490:4900008669","490:4900010672","490:4900009231","490:4900011155","490:4900008670","490:4900011088","490:4900010047","491:4910005701","490:4900011073","490:4900010329","490:4900008230","490:4900010490","490:4900008463"],"twin_admin_codes":[490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490],"twin_sims":[0.2881449807414703,0.2036390108915107,0.1957925651420337,0.18282907145492516,0.16808354166747455,0.12275305211940066,0.11278152447115627,0.11260431417035087,0.09060432962046118,0.08818763993272515,0.08644538007081085,0.07858427521988781,0.07263272302679905,0.06589590500054401,0.06512990901665144,0.06090449494399987,0.058980421115461756,0.05795709625033054,0.05774483504815276,0.0522940690983293,0.05111418051459344,0.05003999202713286,0.04951008095722829,0.04858074022314064,0.047935091033112595],"twin_dists":[0.204880164741157,0.23170179328173038,0.2345448037792339,0.2394206213243316,0.24527333517933628,0.2660101314431164,0.27132908063874583,0.2714268191135819,0.2846150291775479,0.2862127537420474,0.287386300056869,0.2929286547880565,0.2974290070456455,0.30289887911707875,0.3035492911501597,0.3072539591957063,0.30901121319560404,0.30996511657243636,0.31016471428455683,0.31551067151220313,0.3167283455590625,0.3178574402392146,0.3184218901120336,0.3194240833383965,0.3201298076383327],"n_dims_used":45,"mean_confidence":0.8880167643229167},"coverage":{"mean_confidence":0.8880167643229167,"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}}