{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770002528},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770002802","477:4770002797","477:4770002261","477:4770002587","477:4770002727","477:4770002726","477:4770002259","477:4770002260","477:4770002717","477:4770002382","477:4770002325","477:4770001986","477:4770002598","477:4770002876","477:4770002257","477:4770002591","477:4770001873","477:4770002463","477:4770001884","477:4770003038","477:4770002805","477:4770002596","477:4770002957","477:4770002321","477:4770002009"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477],"twin_sims":[0.7625133188997507,0.7429412908931782,0.6367622365515633,0.6248919033312961,0.6157563103897455,0.6133746669521588,0.5844036966729816,0.582408171746738,0.5756958819750458,0.5740857570128786,0.559799823655539,0.5558021755769554,0.5496024410815066,0.5435383325900772,0.543350045253217,0.524157944188976,0.5213379567272095,0.5199763190545139,0.5141859728284901,0.5129363255835128,0.5025941064904194,0.4901084074490019,0.4877296067239164,0.4870386495755749,0.48152375508656753],"twin_dists":[0.09563830671880108,0.10011937440797382,0.12339565633216029,0.12594164135136793,0.1278988750129418,0.12840893934872752,0.13461454879683354,0.13504245907167414,0.13648266845273826,0.13682836498027307,0.13990032713833422,0.14076175927354387,0.1420995571316483,0.14341049348367954,0.14345123819453046,0.14761904898784858,0.14823416536158932,0.14853145110696364,0.14979773857183712,0.1500714804783476,0.15234364607391726,0.155103926830307,0.1556321385385625,0.1557857112283985,0.15701387366192104],"n_dims_used":45,"mean_confidence":0.9233700222439236},"coverage":{"mean_confidence":0.9233700222439236,"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}}