{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":494,"cluster_id":4940000170},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940000575","494:4940000753","493:4930004024","494:4940000919","469:4690004083","494:4940001040","494:4940000457","494:4940000688","494:4940000130","494:4940000139","494:4940000514","494:4940000204","494:4940000292","494:4940000306","494:4940000040","494:4940000689","480:4800003658","494:4940000096","494:4940000168","466:4660005060","494:4940000459","493:4930004029","494:4940000068","494:4940000209","494:4940000705"],"twin_admin_codes":[494,494,493,494,469,494,494,494,494,494,494,494,494,494,494,494,480,494,494,466,494,493,494,494,494],"twin_sims":[0.3740238223951079,0.27722047258148547,0.2627749276836963,0.20827937482904266,0.1893680451452914,0.18652456176279592,0.18505468323503238,0.17970015713675294,0.17698933426562752,0.17671601711486526,0.17654536684217628,0.17611313135409568,0.17217720880691967,0.1719047355086713,0.16930216039130863,0.15664087252658654,0.15603424480479108,0.15450795276992163,0.1543522199262792,0.14475794030169395,0.14409202028732307,0.1435118655768562,0.14299631253625203,0.1412199383935671,0.13846053419137147],"twin_dists":[0.18214273272437967,0.2080378622637639,0.2123324662944537,0.2300557055989543,0.23693199089878542,0.2380066367965051,0.2385666654361554,0.24063367146807188,0.24169679120318568,0.24180462012882076,0.2418720051607142,0.24204289056799377,0.24361290163334617,0.2437225347719799,0.24477604383301188,0.2500749714017053,0.25033655460613635,0.2509980099787227,0.2510657690014402,0.2553407931905348,0.2556451963919789,0.2559112467127177,0.25614834257688324,0.25697017106288744,0.2582621987269209],"n_dims_used":45,"mean_confidence":0.9181808471679688},"coverage":{"mean_confidence":0.9181808471679688,"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}}