{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006271},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006989","490:4900004950","490:4900007364","490:4900006865","490:4900000770","490:4900006383","490:4900007116","490:4900007115","490:4900007360","490:4900002592","490:4900000894","490:4900002748","490:4900007365","490:4900006392","490:4900007123","490:4900001685","490:4900012706","490:4900006625","490:4900001828","490:4900012566","490:4900007111","490:4900006867","490:4900004969","490:4900007117","490:4900001551"],"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":[0.5986625386481378,0.40843045469731704,0.405048810177037,0.34790652643684455,0.3387528558763458,0.3212506213654363,0.31487580705987206,0.3062827854928412,0.30218198259172535,0.30185477073242173,0.2839626319037807,0.2728627750157282,0.27114085884996886,0.2530535210248307,0.2508759040504672,0.25005041364743025,0.23368041779541698,0.23353138954587663,0.2306765713399134,0.22714605685886344,0.2190228883326912,0.2173539812742128,0.21264069021103854,0.20927456483844323,0.20798251799237621],"twin_dists":[0.13155935733376145,0.1738023095838678,0.17460732000110285,0.18872701972368822,0.19109515775222832,0.195721645963593,0.19744142875554277,0.19979124462141448,0.2009260193762006,0.2010169497467404,0.20608037634804263,0.20931853557848026,0.20982804639432603,0.21530622643409703,0.2159822383003044,0.21623947899367818,0.2214579628698768,0.22150654690218513,0.22244119296983533,0.2236076657345385,0.22633803692551385,0.2269073443436958,0.2285312337516738,0.22970594636972141,0.23016025618713512],"n_dims_used":45,"mean_confidence":0.913189188639323},"coverage":{"mean_confidence":0.913189188639323,"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}}