diff --git a/_publications/2023/2023-pub-example-no-cover.md b/_publications/2023/2023-pub-example-no-cover.md
deleted file mode 100644
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--- a/_publications/2023/2023-pub-example-no-cover.md
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----
-title:          "Publication without cover image"
-date:           2023-01-1 00:01:00 +0800
-selected:       false
-pub:            "International Conference on Learning Representations (ICLR)"
-# pub_pre:        "Submitted to "
-# pub_post:       'Under review.'
-# pub_last:       ' <span class="badge badge-pill badge-publication badge-success">Spotlight</span>'
-pub_date:       "2023"
-
-abstract: >-
-  When the cover image is not provided, it will generate a random colorful bubble images as the cover image using the <code>bubble_visual_hash.js</code> script.
-# cover:          /assets/images/covers/cover3.jpg
-authors:
-  - Your Name*#
-  - James Wang*
-  - Some Other Name
-  - John Doe
-links:
-  Code: https://github.com/luost26/bubble-visual-hash
-  Demo: https://luost26.github.io/bubble-visual-hash
----