{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740000854},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740000343","474:4740000437","474:4740000961","474:4740000438","487:4870012512","487:4870013029","474:4740000310","474:4740000339","474:4740000337","474:4740000019","474:4740000378","474:4740000499","474:4740002418","474:4740002522","474:4740000407","487:4870013177","474:4740000858","474:4740000962","487:4870012433","474:4740000366","474:4740000454","487:4870012511","487:4870012592","474:4740000341","474:4740000398"],"twin_admin_codes":[474,474,474,474,487,487,474,474,474,474,474,474,474,474,474,487,474,474,487,474,474,487,487,474,474],"twin_sims":[0.6424000601442,0.5557366292561963,0.522184731980845,0.5121763159302695,0.5102990639068506,0.4889732413144027,0.4794808979147423,0.4717987752640834,0.4642825166413134,0.46263825271833603,0.45700094731146473,0.44653183906407495,0.41538453223670946,0.4132034062929847,0.41060540705896675,0.4004238631894419,0.39588416168532786,0.3906688422725325,0.3857987101904125,0.3847484798961317,0.3798551581281562,0.3721303862253204,0.370102931006544,0.3670175880816779,0.357016548974306],"twin_dists":[0.12218477223539372,0.14077589098926657,0.14804938044982038,0.15023804640784458,0.15064973926778008,0.1553558934399126,0.15746993426941056,0.15919059879842457,0.1608832015408551,0.16125473265023643,0.16253207720007123,0.16491958988834704,0.17215602831186594,0.17267107835157328,0.17328611266465427,0.17571318686218682,0.1768043203973324,0.17806498202371196,0.17924933291488016,0.17950566047188335,0.1807044009977117,0.18261211816616066,0.18311603769953447,0.18388553523788415,0.18640252633224644],"n_dims_used":44,"mean_confidence":0.9196102835915305},"coverage":{"mean_confidence":0.9196102835915305,"n_dims_used":44,"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}}