{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006155},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007366","490:4900007735","490:4900006750","490:4900001981","490:4900006637","490:4900006266","490:4900007623","490:4900007739","490:4900006749","490:4900006751","490:4900003844","490:4900001549","490:4900006764","490:4900007736","490:4900000884","490:4900007120","490:4900003306","490:4900004693","490:4900006761","490:4900007495","490:4900006154","490:4900006267","490:4900006617","490:4900006752","490:4900001829"],"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":[0.6060101925586016,0.5563643315661988,0.5127672742312552,0.4978174563506294,0.4972796125451913,0.4701933106851003,0.40818974599523117,0.399016837384376,0.3952551368447949,0.3945265457845825,0.37912472585047685,0.37181417965168884,0.36442291602091015,0.3640109823321119,0.34776574963099466,0.3409766266078956,0.3182757907965737,0.3158228007319217,0.2993111383164574,0.2959119267802848,0.29534587880807156,0.2919382114698613,0.290888808123948,0.2907464117879784,0.2846250499315767],"twin_dists":[0.12998593331077077,0.14064056919589682,0.15010852488950777,0.15339730995993625,0.15351612804417783,0.15955136208785164,0.17385951305276617,0.17605076367576356,0.17695596031629005,0.17713174205028054,0.18088397482873927,0.18269062095753405,0.18453516953558857,0.18463852040883902,0.1887631880498135,0.19051674051270287,0.19652177291708053,0.19718471605236979,0.20172578053296827,0.20267856579445073,0.20283785110521294,0.20380060009343912,0.20409842310777107,0.20413888471396652,0.20588957693495155],"n_dims_used":45,"mean_confidence":0.9187450832790799},"coverage":{"mean_confidence":0.9187450832790799,"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}}