{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004409},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004309","489:4890004140","489:4890004306","489:4890004398","489:4890004559","489:4890004452","489:4890004589","489:4890004674","489:4890004544","489:4890004141","489:4890004498","489:4890004629","479:4790002652","489:4890004355","489:4890004735","489:4890004314","489:4890004501","489:4890004402","489:4890004547","489:4890004356","489:4890004195","489:4890004020","489:4890004510","489:4890004497","489:4890004673"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,479,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.843214048241228,0.8073278037834825,0.7950878687905131,0.7679140924931216,0.7340518168548791,0.6810127148362418,0.6732533603313609,0.6671641441773971,0.666675495232519,0.660577818879771,0.6579570550176067,0.6487367957242138,0.6459788329833452,0.6409238412277476,0.6400791150768892,0.6398470865858352,0.6387553881379101,0.6359582488599217,0.6314058427882907,0.6311553516863403,0.6292777919864166,0.6255394811315492,0.6198568438045138,0.61891513943396,0.6172998071780076],"twin_dists":[0.0758481329053086,0.08497116969964409,0.0879515251460419,0.09438532391504903,0.10212721540372176,0.11384212649965546,0.11552750755936915,0.11684650639259085,0.11695222681626917,0.11827000684227072,0.11883559812312111,0.12082211730822623,0.12141542624624534,0.12250195672579293,0.12268341592767368,0.12273325385996657,0.12296771348979309,0.12356823640381583,0.12454502183920732,0.1245987494491561,0.12500140815180125,0.12580284442699285,0.1270205318790321,0.12722226737352793,0.12756828043530133],"n_dims_used":45,"mean_confidence":0.9201366848415798},"coverage":{"mean_confidence":0.9201366848415798,"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}}