{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930002958},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930003302","493:4930004470","493:4930003303","493:4930002971","496:4960000425","493:4930005695","493:4930004908","493:4930005945","493:4930004624","493:4930003142","493:4930004014","493:4930002966","493:4930005156","493:4930004761","493:4930005389","496:4960000837","496:4960000683","493:4930003850","496:4960000427","493:4930005947","496:4960000304","496:4960000689","493:4930004621","493:4930003135","493:4930004328"],"twin_admin_codes":[493,493,493,493,496,493,493,493,493,493,493,493,493,493,493,496,496,493,496,493,496,496,493,493,493],"twin_sims":[0.8663221495204525,0.6963975375946508,0.6762016538705362,0.6738075260174802,0.6350393989665212,0.6141250452189293,0.6082347374635069,0.6054807108995726,0.5689125413056285,0.554137379092743,0.5414905177872319,0.5403685006994852,0.5190820775514723,0.5134789686955141,0.5050783678248235,0.4959997891556148,0.4951279454773503,0.4946596450514169,0.49335172319029386,0.49266229472453577,0.4897230743968017,0.48937452065118325,0.4750263784350368,0.47406728721365476,0.47220611393012646],"twin_dists":[0.06957647749301456,0.11048260225587492,0.11488775882754049,0.115407316909236,0.12376544430958769,0.1282482403509918,0.12950959757455827,0.13009930973694525,0.13793973669512474,0.14112076524998307,0.14385377128950952,0.14409677825869555,0.14872679001384537,0.14995259116919352,0.15179674049406822,0.15379900826754803,0.15399183227194632,0.1540954458088842,0.15438498021695488,0.15453768902854773,0.15518943745736055,0.15526680362373457,0.15846656129311393,0.15868154054932376,0.15909913136820858],"n_dims_used":45,"mean_confidence":0.9274766710069444},"coverage":{"mean_confidence":0.9274766710069444,"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}}