{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003270},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002988","490:4900004358","490:4900003381","490:4900003264","490:4900002842","490:4900001372","490:4900001110","494:4940006229","490:4900002835","490:4900003934","494:4940006134","494:4940006128","494:4940006775","490:4900002695","487:4870007995","491:4910001201","494:4940006990","494:4940006885","494:4940006779","490:4900003403","491:4910001261","490:4900001783","494:4940006250","494:4940006881","490:4900001000"],"twin_admin_codes":[490,490,490,490,490,490,490,494,490,490,494,494,494,490,487,491,494,494,494,490,491,490,494,494,490],"twin_sims":[0.009259517252456011,0.008647317967507633,0.005428741641768138,0.004222935014079353,0.0035758453666396768,0.0032042844802254067,0.0021642011059549602,0.00192010273603937,0.0015333245362662731,0.0013675686583562278,0.0013648174470801777,0.001298220157835329,0.0011953530800850717,0.0011270990209649046,0.0009603920049337214,0.0009523870113479041,0.0008742548415872356,0.0008105046316422139,0.0008091867869368685,0.0007789376078961292,0.0006814439593964023,0.0006575549144071882,0.0006421264203486099,0.000602382104247279,0.0006017895665485925],"twin_dists":[0.3974288065151954,0.4003213776044046,0.4194784262591979,0.42945959809761247,0.4359433546322602,0.44016785884954757,0.45495772508581195,0.4593731147052718,0.46755959036668404,0.471668693461742,0.47174070291399434,0.4735260518670527,0.47645756863909516,0.4785344645625696,0.484143417126279,0.4844349393367209,0.4874062900463708,0.4900195042221948,0.4900755149933566,0.49138504795251503,0.49595380295973074,0.49716599298615466,0.4979708744478947,0.5001303979591408,0.5001635879888784],"n_dims_used":45,"mean_confidence":0.9192435370551215},"coverage":{"mean_confidence":0.9192435370551215,"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}}