{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004671},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004811","490:4900005099","490:4900004959","490:4900005235","490:4900007606","490:4900005095","490:4900007370","490:4900003310","490:4900007502","490:4900004957","490:4900004128","490:4900007379","490:4900006750","490:4900007120","490:4900004680","490:4900004963","490:4900003720","490:4900007623","490:4900007616","490:4900003183","490:4900006878","490:4900007617","490:4900003584","490:4900004971","490:4900003046"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6568831293375309,0.6255617245100535,0.5735343850342987,0.5185158197291875,0.5135957048351434,0.4880271090568676,0.47424821954617796,0.4347459375038361,0.425988368079889,0.4239964150231475,0.4236615166549579,0.4217455013919712,0.41354545011332744,0.41186557330791024,0.4099733863884751,0.39374398645346975,0.39038404231261853,0.3899748876463525,0.38823960142795155,0.3865517331411087,0.3819040682379859,0.37677051343264095,0.37337819468352945,0.36513824868779743,0.3649511632231502],"twin_dists":[0.11906723591879723,0.12579807678357433,0.1369467673101738,0.14885052514899788,0.14992701920693252,0.15556603579527958,0.1586409738071484,0.16763304830704256,0.16966830440087116,0.17013362318981687,0.1702119445116154,0.17066053452777594,0.17259023060094908,0.17298757729759118,0.17343599043867927,0.17732071159718896,0.1781340496374455,0.17823331618109475,0.1786548651607716,0.17906574818858936,0.18020157254680802,0.18146389392854248,0.18230265289080202,0.18435583823250168,0.18440272276374742],"n_dims_used":45,"mean_confidence":0.9250888400607639},"coverage":{"mean_confidence":0.9250888400607639,"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}}