{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003918},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001809","490:4900006788","491:4910001398","490:4900003507","490:4900005549","491:4910001138","490:4900004056","490:4900003645","490:4900004198","490:4900004199","490:4900007168","490:4900003920","490:4900004340","490:4900002522","491:4910001682","491:4910001140","490:4900002219","490:4900003919","490:4900004052","490:4900003378","490:4900003785","490:4900004205","490:4900006800","490:4900005036","490:4900003498"],"twin_admin_codes":[491,490,491,490,490,491,490,490,490,490,490,490,490,490,491,491,490,490,490,490,490,490,490,490,490],"twin_sims":[0.11262242063881714,0.11074465457868124,0.041488221956916226,0.03158590279669077,0.031205323138719116,0.029574743253640397,0.02527353977050068,0.025244597694227624,0.023388082020651402,0.021651387034544736,0.01896646520091128,0.018499052088540534,0.018027081822175408,0.017192851719301266,0.014277253611497754,0.0141110064458487,0.0123698122158492,0.01125671861926248,0.010836583086625783,0.009927069907624575,0.009682374019541695,0.009301223270897491,0.008788230123940829,0.007947456954148738,0.007840809923625208],"twin_dists":[0.27141682724444804,0.2724597206225276,0.3276517725298872,0.3414016836808136,0.34200007256917014,0.3446368027666357,0.35224476415575173,0.3522996274299449,0.35593802528242113,0.35957579600780415,0.3657336978238712,0.3668827049901976,0.36806897622757506,0.3702339451198332,0.3786053003114957,0.3791267500641097,0.3849413320502697,0.3890511660476152,0.3906968050763851,0.39446325943776395,0.3955290423688261,0.39723802918918333,0.39963972809814674,0.4038617653763639,0.4044256143569878],"n_dims_used":45,"mean_confidence":0.8982427808973524},"coverage":{"mean_confidence":0.8982427808973524,"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}}