{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003827},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003829","480:4800004138","480:4800003912","480:4800003837","480:4800004219","480:4800003990","480:4800004136","480:4800003332","480:4800004306","480:4800004218","480:4800004303","480:4800003761","480:4800003828","480:4800004137","480:4800003188","480:4800003144","480:4800002978","480:4800004220","480:4800003760","480:4800004653","480:4800005334","480:4800005166","480:4800004217","480:4800003102","480:4800003279"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.697018166083959,0.5406545855268924,0.46077144586885754,0.4378229088893141,0.4061653299038717,0.32823887070514546,0.3239935817451714,0.2972887716998183,0.27240386059044047,0.2676764039985984,0.2658404820577681,0.26574335930765847,0.2652864873922986,0.26017857661694516,0.25042788874735283,0.24439562502126977,0.24403096127908327,0.24248732136738038,0.2415040123185703,0.24082270204711526,0.23894279802791438,0.23149998578303962,0.22870424454011154,0.2275897396351771,0.2261549950144358],"twin_dists":[0.11034651972633637,0.14403480894608478,0.16167711168787083,0.16692189081083567,0.17434120001896458,0.19385816800229153,0.19498755126427653,0.20229187083078512,0.20945413325293671,0.2108592577040333,0.21140908578407236,0.21143823811613374,0.21157546174139738,0.21311980344640127,0.216121782358883,0.21801644182923632,0.2181319377883408,0.21862207657280955,0.2189353515237537,0.2191528969658744,0.21975523867509075,0.22217083604240914,0.22309137792270664,0.2234604183527476,0.22393726464167882],"n_dims_used":42,"mean_confidence":0.9170278821672712},"coverage":{"mean_confidence":0.9170278821672712,"n_dims_used":42,"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}}