Contents
1 Uniqueness of the Sparsest Solution of Linear Systems
1.3 Uniqueness via Mutual Coherence
1.4 Improved Uniqueness Criteria via Coherence Rank
1.4.1 Sub-Mutual Coherence and Coherence Rank
1.4.2 Improved Lower Bounds of Spark(A)
1.4.3 Improved Coherence Conditions
1.5 Babel Function and Sub-Babel Function
2 Uniqueness of Solutions to ℓ1-Minimization Problems
2.1 Strict Complementary Slackness Property (SCSP)
2.2.2 Necessary Condition (I): Range Space Property of AT
2.2.3 Necessary Condition (II): Full-Column-Rank Property
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