{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005711},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005307","490:4900006457","490:4900005972","490:4900005308","490:4900005176","490:4900005702","490:4900006697","490:4900006819","490:4900007553","490:4900005971","490:4900005961","490:4900006813","490:4900006095","490:4900007671","490:4900005968","490:4900007309","490:4900006460","490:4900006812","490:4900006703","490:4900006456","490:4900005701","490:4900005710","490:4900004767","490:4900006223","490:4900005437"],"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":[0.27570100593322977,0.1902557082822874,0.1850707461332622,0.15060513626305277,0.12932394331334052,0.11689548943096802,0.10658118724111303,0.09934068887081018,0.06428167828258012,0.05475853939582537,0.047131783298055875,0.04558527842422018,0.04359695289697512,0.04152846699360376,0.04046977357781178,0.039875191690793614,0.03761957733738784,0.03684107331974852,0.03610766395784592,0.03487767133522108,0.03203731224889629,0.031895321654677546,0.02839216719165332,0.028322754819097597,0.027720246304015945],"twin_dists":[0.20848300544342108,0.23659882922874442,0.23856052854391466,0.2527114486318865,0.2626828187148272,0.2690926036985288,0.27482179644044913,0.2791062885201965,0.3042768621168482,0.31303911198052964,0.32101903310615887,0.3227672602997157,0.32508951476591896,0.3276018559061539,0.3289287690814711,0.3296868866648099,0.3326526884978625,0.3337113229078898,0.33472614567428316,0.33646810013538325,0.3406998713914658,0.3409197096724193,0.3466282658655254,0.3467473568488981,0.3477917632118866],"n_dims_used":45,"mean_confidence":0.9210618760850694},"coverage":{"mean_confidence":0.9210618760850694,"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}}