{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000921},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870010350","487:4870008570","492:4920007078","491:4910004567","492:4920006573","492:4920003146","492:4920005394","492:4920006983","487:4870011263","487:4870008858","492:4920006153","487:4870011382","487:4870008282","492:4920002813","491:4910001960","492:4920004211","487:4870010487","487:4870009832","492:4920006691","487:4870011842","492:4920003092","487:4870012067","491:4910000673","492:4920003164","491:4910002422"],"twin_admin_codes":[487,487,492,491,492,492,492,492,487,487,492,487,487,492,491,492,487,487,492,487,492,487,491,492,491],"twin_sims":[0.06858303000665417,0.054876775320642925,0.05233959410918988,0.04747220800450503,0.044350101224183876,0.04266385376582027,0.03973434822130103,0.039479490955387574,0.03923291375821686,0.03842127773251631,0.037595631351290695,0.035890713973982115,0.03251456335180809,0.03240496398524784,0.030886604171739017,0.03028944173517988,0.030251294607565572,0.03019891240329297,0.02923458500114857,0.027258214079480737,0.026829551740531195,0.02652645662406761,0.026261487544672685,0.025986920159184152,0.02537464464547387],"twin_dists":[0.3006649163922801,0.3129228711031666,0.3154641478053084,0.3206406633555416,0.324199618498956,0.32621013394132214,0.3298678659561712,0.33019673174665115,0.3305166254918857,0.3315817426837664,0.3326849728928508,0.3350296950879275,0.33996701471471624,0.3401344962955123,0.3425060218086749,0.34346614301676276,0.3435280256568558,0.34361310964170366,0.3452025199535705,0.34860598036146956,0.3493720906329275,0.3499201772980367,0.3504037622819176,0.35090932568224664,0.3520535324772222],"n_dims_used":45,"mean_confidence":0.8979144626193576},"coverage":{"mean_confidence":0.8979144626193576,"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}}