diff --git a/content/publication/2018-iot-continuous-wireless-like-rates/index.md b/content/publication/2018-iot-continuous-wireless-like-rates/index.md
index a9055da..a249fb8 100644
--- a/content/publication/2018-iot-continuous-wireless-like-rates/index.md
+++ b/content/publication/2018-iot-continuous-wireless-like-rates/index.md
@@ -28,7 +28,7 @@ tags:
   - 'intelligent-wireless-systems'
 featured: true
 
-url_pdf: https://doi.org/10.1109/IPSN.2018.00012
+url_pdf: 'https://sites.pitt.edu/~weigao/publications/ipsn18.pdf'
 
 # Featured image
 # To use, add an image named `featured.jpg/png` to your page's folder.
diff --git a/content/publication/2018-muvr/index.md b/content/publication/2018-muvr/index.md
index 9976b55..e8da4d2 100644
--- a/content/publication/2018-muvr/index.md
+++ b/content/publication/2018-muvr/index.md
@@ -28,7 +28,7 @@ tags:
   - 'intelligent-edge-computing'
 featured: true
 
-url_pdf: https://doi.org/10.1109/SEC.2018.00008
+url_pdf: 'https://sites.pitt.edu/~weigao/publications/sec18.pdf'
 
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diff --git a/content/publication/2019-deltavr/index.md b/content/publication/2019-deltavr/index.md
index ffc9ced..1544790 100644
--- a/content/publication/2019-deltavr/index.md
+++ b/content/publication/2019-deltavr/index.md
@@ -28,7 +28,7 @@ tags:
   - 'intelligent-edge-computing'
 featured: true
 
-url_pdf: https://doi.org/10.1145/3302506.3310385
+url_pdf: 'https://sites.pitt.edu/~weigao/publications/ipsn19.pdf'
 
 # Featured image
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diff --git a/content/publication/2019-easypass/index.md b/content/publication/2019-easypass/index.md
index ae80a04..b565c00 100644
--- a/content/publication/2019-easypass/index.md
+++ b/content/publication/2019-easypass/index.md
@@ -29,7 +29,7 @@ tags:
   - 'intelligent-wireless-systems'
 featured: true
 
-url_pdf: https://doi.org/10.1145/3359989.3365421
+url_pdf: 'https://sites.pitt.edu/~weigao/publications/conext19.pdf'
 
 # Featured image
 # To use, add an image named `featured.jpg/png` to your page's folder.
diff --git a/content/publication/2019-embee/index.md b/content/publication/2019-embee/index.md
index 47c4c68..c9d4806 100644
--- a/content/publication/2019-embee/index.md
+++ b/content/publication/2019-embee/index.md
@@ -28,7 +28,7 @@ tags:
   - 'intelligent-wireless-systems'
 featured: true
 
-url_pdf: https://doi.org/10.1109/INFOCOM.2019.8737379
+url_pdf: 'https://sites.pitt.edu/~weigao/publications/infocom19.pdf'
 
 # Featured image
 # To use, add an image named `featured.jpg/png` to your page's folder.
diff --git a/content/publication/2020-maghacker/index.md b/content/publication/2020-maghacker/index.md
index cb7288c..adb6537 100644
--- a/content/publication/2020-maghacker/index.md
+++ b/content/publication/2020-maghacker/index.md
@@ -32,7 +32,7 @@ tags:
   - 'mobile-security'
 featured: true
 
-url_pdf: 'https://dl.acm.org/doi/pdf/10.1145/3386901.3389030'
+url_pdf: 'https://sites.pitt.edu/~weigao/publications/mobisys20.pdf'
 url_video: 'https://youtu.be/RBdKpQoRHH0'
 
 # Featured image
diff --git a/content/publication/2020-spirosonic/index.md b/content/publication/2020-spirosonic/index.md
index d1b2f02..d68f8bb 100644
--- a/content/publication/2020-spirosonic/index.md
+++ b/content/publication/2020-spirosonic/index.md
@@ -29,7 +29,7 @@ tags:
   - 'mobile-sensing'
 featured: true
 
-url_pdf: 'https://doi.org/10.1145/3372224.3419209'
+url_pdf: 'https://sites.pitt.edu/~weigao/publications/mobicom20.pdf'
 url_video: 'https://www.youtube.com/watch?v=SDiboSXJr28'
 
 # Featured image
diff --git a/content/publication/2020-starlego/index.md b/content/publication/2020-starlego/index.md
index fe0229d..4d473ee 100644
--- a/content/publication/2020-starlego/index.md
+++ b/content/publication/2020-starlego/index.md
@@ -28,7 +28,7 @@ tags:
   - 'intelligent-wireless-systems'
 featured: true
 
-url_pdf: https://doi.org/10.1145/3376897.3377852
+url_pdf: 'https://sites.pitt.edu/~weigao/publications/hotmobile20.pdf'
 url_video: 'https://youtu.be/r8KCDaBMqYs'
 
 # Featured image
diff --git a/content/publication/2021-myomonitor/index.md b/content/publication/2021-myomonitor/index.md
index 37d66ef..2920ae3 100644
--- a/content/publication/2021-myomonitor/index.md
+++ b/content/publication/2021-myomonitor/index.md
@@ -29,7 +29,7 @@ tags:
   - 'mobile-sensing'
 featured: true
 
-url_pdf: https://www.sciencedirect.com/science/article/am/pii/S2352648320300672
+url_pdf: 'https://par.nsf.gov/servlets/purl/10268387'
 
 # Featured image
 # To use, add an image named `featured.jpg/png` to your page's folder.
diff --git a/content/publication/2022-agilenn/index.md b/content/publication/2022-agilenn/index.md
index d39a67e..ab90c95 100644
--- a/content/publication/2022-agilenn/index.md
+++ b/content/publication/2022-agilenn/index.md
@@ -28,7 +28,7 @@ tags:
   - 'on-device-ai'
 featured: true
 
-url_pdf: https://doi.org/10.1145/3495243.3560551
+url_pdf: 'https://sites.pitt.edu/~weigao/publications/mobicom22.pdf'
 url_code: 'https://github.com/pittisl/AgileNN'
 url_video: 'https://www.youtube.com/watch?v=OwNRcuTRgwE'
 url_slides: 'https://github.com/HelloKevin07/HelloKevin07.github.io/raw/master/files/AgileNN-slides.pptx'
diff --git a/content/publication/2022-aifi/index.md b/content/publication/2022-aifi/index.md
index 9e8a997..17e00b0 100644
--- a/content/publication/2022-aifi/index.md
+++ b/content/publication/2022-aifi/index.md
@@ -30,7 +30,7 @@ tags:
   - 'on-device-ai'
 featured: true
 
-url_pdf: https://doi.org/10.1145/3560905.3568537
+url_pdf: 'https://sites.pitt.edu/~weigao/publications/sensys22.pdf'
 url_code: 'https://github.com/pittisl/AiFi_PHY_Reconstruct'
 
 # Featured image
diff --git a/content/publication/2022-facelistener/index.md b/content/publication/2022-facelistener/index.md
index 4d2484e..bcd91e2 100644
--- a/content/publication/2022-facelistener/index.md
+++ b/content/publication/2022-facelistener/index.md
@@ -29,7 +29,7 @@ tags:
   - 'mobile-sensing'
 featured: true
 
-url_pdf: https://ieeexplore.ieee.org/stamp/stamp.jsp?tp=&arnumber=9825944
+url_pdf: 'https://sites.pitt.edu/~weigao/publications/ipsn22.pdf'
 
 # Featured image
 # To use, add an image named `featured.jpg/png` to your page's folder.
diff --git a/content/publication/2022-mobile-gpu-eavesdropping/index.md b/content/publication/2022-mobile-gpu-eavesdropping/index.md
index 2f9692d..ffd9323 100644
--- a/content/publication/2022-mobile-gpu-eavesdropping/index.md
+++ b/content/publication/2022-mobile-gpu-eavesdropping/index.md
@@ -33,8 +33,8 @@ featured: true
 
 links:
   - name: Artifact
-    url: https://doi.org/10.5281/zenodo.5733423
-url_pdf: https://doi.org/10.1145/3503222.3507757
+    url: 'https://doi.org/10.5281/zenodo.5733423'
+url_pdf: 'https://sites.pitt.edu/~weigao/publications/asplos22.pdf'
 url_code: 'https://github.com/pittisl/perfinfer-code'
 url_video: 'https://www.youtube.com/watch?v=LE9Eyn43zSs'
 
diff --git a/content/publication/2022-rascatter/index.md b/content/publication/2022-rascatter/index.md
index 67a3c67..0003cf4 100644
--- a/content/publication/2022-rascatter/index.md
+++ b/content/publication/2022-rascatter/index.md
@@ -28,7 +28,7 @@ tags:
   - 'on-device-ai'
 featured: true
 
-url_pdf: https://doi.org/10.1109/IoTDI54339.2022.00016
+url_pdf: 'https://sites.pitt.edu/~weigao/publications/iotdi22.pdf'
 url_code: 'https://github.com/pittisl/RAScatter'
 url_slides: 'https://github.com/HelloKevin07/HelloKevin07.github.io/raw/master/files/RAScatter-slides.pptx'
 
diff --git a/content/publication/2022-transfi/index.md b/content/publication/2022-transfi/index.md
index fce9167..8dbc198 100644
--- a/content/publication/2022-transfi/index.md
+++ b/content/publication/2022-transfi/index.md
@@ -28,7 +28,7 @@ tags:
   - 'intelligent-wireless-systems'
 featured: true
 
-url_pdf: 'https://doi.org/10.1145/3498361.3538946'
+url_pdf: 'https://sites.pitt.edu/~weigao/publications/mobisys22.pdf'
 url_video: 'https://youtu.be/-BngtciwxfA'
 
 # Featured image
diff --git a/content/publication/2023-elastictrainer/index.md b/content/publication/2023-elastictrainer/index.md
index 6f134d6..148ff39 100644
--- a/content/publication/2023-elastictrainer/index.md
+++ b/content/publication/2023-elastictrainer/index.md
@@ -32,7 +32,7 @@ featured: true
 links:
   - name: Artifact
     url: https://doi.org/10.5281/zenodo.7812218
-url_pdf: https://doi.org/10.1145/3581791.3596852
+url_pdf: 'https://sites.pitt.edu/~weigao/publications/mobisys23-elastictrainer.pdf'
 url_code: 'https://github.com/pittisl/ElasticTrainer'
 url_video: 'https://youtu.be/q86LnqEew_U'
 url_slides: 'https://github.com/HelloKevin07/HelloKevin07.github.io/raw/master/files/ElasticTrainer-slides.pptx'
diff --git a/content/publication/2023-ptease/index.md b/content/publication/2023-ptease/index.md
index 4abddcc..0da2f53 100644
--- a/content/publication/2023-ptease/index.md
+++ b/content/publication/2023-ptease/index.md
@@ -29,7 +29,7 @@ tags:
   - 'mobile-and-connected-health'
 featured: true
 
-url_pdf: https://doi.org/10.1145/3581791.3596854
+url_pdf: 'https://sites.pitt.edu/~weigao/publications/mobisys23-ptease.pdf'
 url_code: 'https://github.com/pittisl/PTEase'
 url_video: 'https://www.youtube.com/watch?v=Netn1AOdsz8'