{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013168},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013167","490:4900013310","494:4940006804","487:4870002327","494:4940007232","487:4870002328","466:4660010511","466:4660008807","487:4870001807","486:4860004049","487:4870000669","486:4860004179","487:4870008782","487:4870009480","487:4870004508","487:4870004509","490:4900003280","490:4900011037","487:4870011523","494:4940005925","490:4900010607","487:4870000594","487:4870008342","490:4900000751","466:4660010835"],"twin_admin_codes":[490,490,494,487,494,487,466,466,487,486,487,486,487,487,487,487,490,490,487,494,490,487,487,490,466],"twin_sims":[0.08058295154334323,0.04394686113339289,0.02228982750681949,0.017959707066847918,0.01790959247127525,0.01505434753753281,0.011958049157753727,0.011511076782267418,0.011058500103089362,0.01060879566142282,0.010479338099372706,0.009178951841201842,0.00629698618679342,0.006279440099975003,0.006030739345657055,0.005472458851980469,0.005452164926921705,0.005150072190217339,0.005044529782579312,0.004452514890099836,0.004325315340074719,0.004293657276962674,0.004071029219295898,0.0038947993361367825,0.0037424028685913184],"twin_dists":[0.29147887002597533,0.32467448135946103,0.358209981405518,0.3682405306381353,0.36836850184342274,0.37623670421440014,0.3864219181387309,0.38808120240853855,0.3898206440226397,0.3916129017850573,0.39214137440603886,0.3977995234048826,0.41346962787361125,0.4135834423779609,0.41522828220551844,0.4191557882362302,0.4193052688420894,0.4215920523768437,0.4224196732641643,0.4273753292264337,0.4285177260341272,0.42880678951862944,0.43089604779354496,0.43262488571447644,0.4341782934086667],"n_dims_used":45,"mean_confidence":0.9148200988769531},"coverage":{"mean_confidence":0.9148200988769531,"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}}