{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011508},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011507","490:4900009643","490:4900010598","490:4900010152","490:4900009642","490:4900010315","490:4900011308","490:4900010498","490:4900009542","490:4900011171","490:4900010581","490:4900011444","490:4900010041","490:4900009942","490:4900011244","490:4900011311","490:4900012040","490:4900011443","490:4900010567","490:4900010497","490:4900010314","490:4900007889","490:4900010242","490:4900011377","490:4900010240"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.08396147104705118,0.08313371551919603,0.05946725736704756,0.03353633118564566,0.031101730509827022,0.03020986597194991,0.02720439265050672,0.02539057673643482,0.02493607898839742,0.02467971820647196,0.024625042886756036,0.022617416804512267,0.02001856708656386,0.013893680553112275,0.013659818133949906,0.012243544801329605,0.012178404346272214,0.011401937496143023,0.010787368398906764,0.008045906766112842,0.007628962141788904,0.007384418842918712,0.006402375089937435,0.006175098247673185,0.006018787765048915],"twin_dists":[0.2890923974324383,0.28966989367004103,0.30856218055815193,0.33842838910872924,0.3421640331460701,0.3435953073956356,0.34870159849008886,0.352023458280317,0.3528878660603001,0.3533814634056551,0.3534873086959088,0.35752231458233313,0.3632352861429174,0.3798166526315076,0.38056977828256944,0.3853906502405665,0.38562405865892857,0.3884950360124628,0.3908932718313241,0.40334724539547595,0.40556637391738526,0.40691909343095584,0.41279196593553336,0.4142662482726918,0.41530885790970945],"n_dims_used":45,"mean_confidence":0.8916414048936632},"coverage":{"mean_confidence":0.8916414048936632,"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}}