{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980003200},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980002945","498:4980003620","498:4980002883","498:4980002947","498:4980003369","498:4980003736","498:4980003074","498:4980004700","498:4980003315","498:4980003019","498:4980003075","498:4980003500","498:4980003131","498:4980003073","498:4980002750","498:4980004257","498:4980002760","498:4980003787","498:4980002060","498:4980001322","498:4980003129","500:5000009221","498:4980003078","498:4980002147","498:4980003507"],"twin_admin_codes":[498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,500,498,498,498],"twin_sims":[0.626336522138475,0.6039282846025235,0.551051943189405,0.4754945218596066,0.47435333913233463,0.43071232229683254,0.4276099764441707,0.40830427741498415,0.40610153243511543,0.40568287074045467,0.40209916483230984,0.40187825233490115,0.37589463821105523,0.3659299773139939,0.3587500785965854,0.3528337390518312,0.34828315860896836,0.3375923548110523,0.3280057401348521,0.31401985844248986,0.3113262332150427,0.310466562423106,0.3082774713974604,0.2984437758018336,0.2964412475216358],"twin_dists":[0.12563199967958244,0.13043172904967665,0.14178656627289063,0.1583616792617518,0.15861740734500526,0.16856836703277023,0.16929016308578784,0.17383229325686791,0.17435639721416069,0.17445615301139414,0.1753119455760546,0.17536481166081133,0.18168010077617114,0.18415756092676264,0.18596369454652187,0.18746592291474276,0.1886302933768621,0.1913978224475504,0.1939199778748569,0.19767383791206958,0.1984075786529866,0.19864251442230224,0.19924245020193138,0.2019682924636411,0.20252977789526455],"n_dims_used":44,"mean_confidence":0.9252656589854847},"coverage":{"mean_confidence":0.9252656589854847,"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}}