{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800006438},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940000729","494:4940000787","493:4930005043","494:4940000671","480:4800006461","480:4800006477","480:4800006439","494:4940000727","480:4800006478","480:4800006462","494:4940000899","494:4940000555","480:4800006464","494:4940000786","494:4940000558","480:4800006463","494:4940000442","480:4800006476","493:4930005044","494:4940000731","494:4940000728","480:4800006486","480:4800006440","494:4940000848","494:4940000500"],"twin_admin_codes":[494,494,493,494,480,480,480,494,480,480,494,494,480,494,494,480,494,480,493,494,494,480,480,494,494],"twin_sims":[0.8020139745758119,0.7872952500728191,0.7619883859283333,0.7220280563342024,0.6855784172513877,0.676393215066579,0.6747734725306113,0.6704084941351136,0.6645532262824312,0.6571204648474936,0.6466644732036163,0.6390277895779474,0.6271991265074092,0.626084740796986,0.6173017499602186,0.5942835671268267,0.593884760343833,0.5929288858831738,0.5849315408906786,0.5806407590510652,0.5775315923470931,0.574491759225248,0.5656597221756535,0.5581314043164393,0.5568028076374529],"twin_dists":[0.08627210305344384,0.08982056857707381,0.09575968647433665,0.10481945820250098,0.11284776075144999,0.11484616562515072,0.1151977537445589,0.11614411300046558,0.11741117747213906,0.11901605065474856,0.12126796250166516,0.12290921533825476,0.12544708466321913,0.12568597028096373,0.127567864301501,0.13249727313816512,0.1325827041086954,0.1327874777166791,0.13450137782543345,0.1354215457538578,0.13608864953154826,0.13674118675323857,0.13863912383691687,0.1402597385835836,0.14054605466805753],"n_dims_used":42,"mean_confidence":0.9145029158819289},"coverage":{"mean_confidence":0.9145029158819289,"n_dims_used":42,"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}}