{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000001321},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850008703","485:4850008845","485:4850008240","485:4850008485","500:5000000160","485:4850008588","500:5000000873","485:4850006779","485:4850008333","500:5000001166","500:5000000252","485:4850007090","485:4850006759","485:4850007015","500:5000000208","485:4850005868","500:5000000015","485:4850007233","485:4850006939","500:5000000460","500:5000000164","485:4850007355","485:4850008422","500:5000001047","500:5000000876"],"twin_admin_codes":[485,485,485,485,500,485,500,485,485,500,500,485,485,485,500,485,500,485,485,500,500,485,485,500,500],"twin_sims":[0.4939176887598417,0.4773900590885584,0.46901611117125086,0.4541133559052279,0.449923324488562,0.43303772791680756,0.42953892587762765,0.40929580450951375,0.40340289101520316,0.3976214736447424,0.39340676431576127,0.38961030214280057,0.38420388082718726,0.37307711846815955,0.362206910654315,0.34878335008106354,0.3304062090812883,0.3273415355997828,0.3248517479600391,0.32214296315362195,0.316989702919169,0.31578440465685587,0.3131669282615793,0.3098938894124472,0.29969886457728273],"twin_dists":[0.15425966514311434,0.15793735055308789,0.15981615405367813,0.16318856510828703,0.16414389407766672,0.16802872097289462,0.16884112039319077,0.17359678540464482,0.17500021989842632,0.17638607874477413,0.17740219640342458,0.1783218107964869,0.17963871086184469,0.18237727516512167,0.18509184606533496,0.1885019196367036,0.19328469462243317,0.19409621131723193,0.1947585929920154,0.19548244711914925,0.19686898873249684,0.1971951160380812,0.1979057859056634,0.19879922450682383,0.20161750656494692],"n_dims_used":45,"mean_confidence":0.9191736857096354},"coverage":{"mean_confidence":0.9191736857096354,"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}}