{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004378},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004112","490:4900001385","490:4900002851","490:4900002408","494:4940008971","490:4900002252","490:4900003000","490:4900004240","490:4900002406","490:4900004375","490:4900003833","490:4900002703","490:4900004931","490:4900009994","490:4900002998","490:4900004646","490:4900002254","490:4900003967","490:4900008954","494:4940008960","494:4940008888","490:4900002720","490:4900003825","490:4900004941","490:4900009972"],"twin_admin_codes":[490,490,490,490,494,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,494,490,490,490,490],"twin_sims":[0.575141979135586,0.32954403199198135,0.2821396983398135,0.2802521084313263,0.27836272991328387,0.24985805426495392,0.17802991292410014,0.15384834367825095,0.14923629830087673,0.14504311349404211,0.1177623266908888,0.11392868407237745,0.10029844421054901,0.07889367956642086,0.07351765760217355,0.07014878917639138,0.0686509225352533,0.06786159364752775,0.0663108195142703,0.064115460951991,0.06339874728088549,0.0613439911108945,0.06032904337300848,0.05979348624509661,0.059099562377118275],"twin_dists":[0.13660158177529194,0.19351257651387713,0.2066068347641178,0.2071541385488361,0.20770420608577783,0.21629950028501538,0.2412873428972653,0.25128534818015547,0.25332013485328014,0.25521075318934405,0.2686290984668734,0.2706992233017206,0.27852582872700765,0.2927022993861851,0.2967414430053007,0.29939586337744617,0.300609403292882,0.3012575861264544,0.30254914554468354,0.30442035407642043,0.3050425856791409,0.30685898119416893,0.30777467601772396,0.30826297367480765,0.3089010422865306],"n_dims_used":45,"mean_confidence":0.919344245062934},"coverage":{"mean_confidence":0.919344245062934,"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}}