Research (For a complete list and citations, see here: https://goo.gl/pgggDK)

  Educational Measurement (since 2013)

1. Colin, D., von Davier, A.A., & Hao, J., (2017), Methodological Challenges in Measuring Collaborative Problem Solving Skills over Time, Team Dynamics Over Time, 51-70. 

2. von Davier, A.A., Hao, J., Liu, L., & Kyllonen, P., (2017), Interdisciplinary Research Agenda in Support of Assessment of Collaborative Problem Solving: Lessons Learned from Developing a Collaborative Science Assessment Prototype, Computers in Human Behaviors, https://doi.org/10.1016/j.chb.2017.04.059

3. Hao, J., Chen, L., Flor, M., Liu, L., & von Davier, A.A., (2017), CPS-rater: automated sequential annotation for conversations in collaborative problem-solving activities, ETS Research Report No. RR-17-58, Princeton, NJ: Educational Testing Service

4. Hao, J., Liu, L., von Davier, A.A., Lederer, N., Zapata-Rivera, D, Jkal, P., & Bakkenson, M., (2017),   EPCAL: ETS Platform for Collaborative Assessment and Learning, (Research Report No. RR-17-49). Princeton, NJ: Educational Testing Service. https://doi.org/10.1002/ets2.12181

5. Shu, Z., Bergner, Y., Zhu, M., Hao, J., & von Davier, A.A., (2017), An Item Response Theory Analysis of Problem-Solving Processes in Scenario-based Tasks, Special Issue in Psychological Test and Assessment Modeling, 59(1). 109-131. 

6. Andrews, J. J., Kerr, D., Mislevy, R. J., Davier, A., Hao, J., & Liu, L. (2017). Modeling Collaborative Interaction Patterns in a Simulation-Based Task. Journal of Educational Measurement, 54(1), 54-69.

7. Liu, L., Hao, J., Andrews, J., Zhu, M., Mislevy, R., Kyllonen, P., et al, (2017), Collaborative Problem Solving: Innovating Standardized Assessment, Proceedings of CSCL 2017, 743-750, Philadelphia, PA.

8. Halpin, P. F., von Davier, A. A., Hao, J., & Liu, L. (2017). Measuring Student Engagement During Collaboration. Journal of Educational Measurement, 54(1), 70-84.

9. Zapata-Rivera, D., Liu, L., Chen, L., Hao, J., & von Davier, A. A. (2017). Assessing Science Inquiry Skills in an Immersive, Conversation-Based Scenario. In Big Data and Learning Analytics in Higher Education (pp. 237-252). Springer International Publishing.

10. Hao, J., Liu, L., von Davier, A. A., & Kyllonen, P. C. (2017). Initial steps towards a standardized assessment for CPS: Practical challenges and strategies. In A. A. von Davier, M. Zhu, & P. C. Kyllonen (Eds.), Innovative Assessment of Collaboration. New York: Springer.

11. Zhang, M., Hao, J., Li, C., & Deane, P. (2016). Classification of Writing Patterns Using Keystroke Logs. In Quantitative Psychology Research (pp. 299-314). Springer International Publishing.

12. Flor, M., Yoon, S., Hao, J., Liu, L., & von Davier, A., (2016), Automated classification of collaborative problem-solving interactions in simulated science tasks, The 11th Workshop on Innovative Use of NLP for Building Educational Applications

13. Hao, J., Liu, L., von Davier, A., Kyllonen, P., & Kitchen, C. (2016). Collaborative Problem Solving Skills versus Collaboration Outcomes: Findings from Statistical Analysis and Data Mining. In EDM (pp. 382-387).

14. Hao, J., Liu, L., von Davier, A. & Lederer, N., (2016), EPCAL: ETS Platform Form Collaborative Assessment and Learning, Extended abstract and poster presentation at the Collective Intelligence 2016

15. Hao, J., Smith L., Mislevy, R., von Davier, A., & Bauer, M., (2016). Taming log files from the game and simulation-based assessment: Data model and data analysis tool. ETS Research Report RR-16-11. Princeton, NJ: Educational Testing Service.

16. Hao, J., Liu, L., von Davier, A., & Kyllonen, P. (2015), Assessing collaborative problem solving with simulation based tasks, proceeding of 11th international conference on computer supported collaborative learning, Gothenburg, Sweden

17. Hao, J., Shu, Z., & von Davier, A. (2015). Analyzing Process Data from Game/Scenario-Based Tasks: An Edit Distance Approach. JEDM-Journal of Educational Data Mining, 7(1), 33-50.

18. Liu, L., Hao, J., von Davier, A., Kyllonen, P., & Zapata-Rivera, D. (2015). A tough nut to crack: Measuring collaborative problem-solving. Y. Rosen, S. Ferrara, & M. Mosharraf (Eds). Handbook of Research on Computational Tools for Real-World Skill Development. Hershey, PA: IGI-Global.

19. Luna Bazaldua, D. A., Khan, S., von Davier, A. A., Hao, J., Liu, L.,& Wang, Z. (2015) On Convergence of Cognitive and Noncognitive Behavior in Collaborative Activity. Proceedings of the 8th International conference on educational data mining, Madrid, Spain.

20. Mislevy, R. J., Oranje, A., Bauer, M. I., von Davier, A., Hao, J., Corrigan, S., Hoffman, E. DiCerbo, K., & John, M. (2014). Psychometric considerations in game-based assessment. GlassLab, Redwood City CA.

  Physics and Astrophysics

1. Diehl, H. T., Neilsen, E., Gruendl, R., Yanny, B., Abbott, T. M. C., Aleksić, J., ... & Beaufore, L. (2016, July). Dark energy survey operations: years 1 to 3. In SPIE Astronomical Telescopes+ Instrumentation (pp. 99101D-99101D). International Society for Optics and Photonics.

2. Flaugher, B., Diehl, H. T., Honscheid, K., Abbott, T. M. C., Alvarez, O., Angstadt, R., ... & Bernstein, G. M. (2015). The dark energy camera. The Astronomical Journal, 150(5), 150.

3. Bechtol, K., Drlica-Wagner, A., Balbinot, E., Pieres, A., Simon, J. D., Yanny, B., ... & Williams, P. (2015). Eight new Milky Way companions discovered in first-year Dark Energy Survey data. The Astrophysical Journal, 807(1), 50.

4. Durret, F., Adami, C., Bertin, E., Hao, J., Márquez, I., Martinet, N., ... & Ulmer, M. P. (2015). Galaxy clusters in the SDSS Stripe 82 based on photometric redshifts. Astronomy & Astrophysics, 578, A79.

5. Annis, J., Soares-Santos, M., Strauss, M. A., Becker, A. C., Dodelson, S., Fan, X., ... & Yanny, B. (2014). The Sloan Digital Sky Survey Coadd: 275 deg2 of Deep Sloan Digital Sky Survey Imaging on Stripe 82. The Astrophysical Journal, 794(2), 120. (Journal IF: 6.063).

6. Flaugher, B. L., Abbott, T. M., Angstadt, R., Annis, J., Antonik, M. L., Bailey, J., ... & Kozlovsky, M. (2012, September). Status of the dark energy survey camera (DECam) project. In SPIE Astronomical Telescopes+ Instrumentation(pp. 844611-844611). International Society for Optics and Photonics.

7. Reis, R. R., Soares-Santos, M., Annis, J., Dodelson, S., Hao, J., Johnston, D., ... & Simet, M. (2012). The Sloan Digital Sky Survey Co-add: A Galaxy Photometric Redshift Catalog. The Astrophysical Journal, 747(1), 59. (Journal IF: 6.063).

8. Zitrin, A., Broadhurst, T., Bartelmann, M., Rephaeli, Y., Oguri, M., Benítez, N., Hao, J., & Umetsu, K. (2012). The universal Einstein radius distribution from 10 000 SDSS clusters. Monthly Notices of the Royal Astronomical Society, 423(3), 2308-2324. (Journal IF: 4.879).

9. Simet, M., Kubo, J. M., Dodelson, S., Annis, J. T., Hao, J., Johnston, D., ... & Seo, H. J. (2012). The Sloan Digital Sky Survey Co-add: Cross-correlation Weak Lensing and Tomography of Galaxy Clusters. The Astrophysical Journal,748(2), 128. (Journal IF: 6.063).

10. Draper, P., Dodelson, S., Hao, J., & Rozo, E. (2012). Sunyaev-Zel’dovich signal of the maxBCG SDSS galaxy clusters in WMAP. Physical Review D,85(2), 023005. (Journal IF: 4.864).

11. Lin, H., Dodelson, S., Seo, H. J., Soares-Santos, M., Annis, J., Hao, J., ... & Simet, M. (2012). The SDSS Co-add: Cosmic Shear Measurement. The Astrophysical Journal, 761(1), 15. (Journal IF: 6.063).

12. Hao, J., Kubo, J. M., Feldmann, R., Annis, J., Johnston, D. E., Lin, H., & McKay, T. A. (2011). Intrinsic Alignment of Cluster Galaxies: the Redshift Evolution. Astrophys.J., 740:39 (Journal IF: 6.063).

13. Kubo, J. M., Allam, S. S., Drabek, E., Lin, H., Tucker, D., Buckley-Geer, E. J., Thomas Diehl, H., Soares-Santos, M., Hao, J., Wiesner, M., West, A., Kubik, D., Annis, J., & Frieman, J. A. (2010). The Sloan Bright Arcs Survey : Discovery of Seven New Strongly Lensed Galaxies from z=0.66-2.94. Astrophys.J., 724:L137-L142 (Journal IF: 6.063).

14. Hao, J., McKay, T. A., Koester, B. P., Rykoff, E. S., Rozo, E., Annis, J., Wechsler, R. H., Evrard, A., Siegel, S. R., Becker, M., Busha, M., Gerdes, D., Johnston, D. E., & Sheldon, E. (2010). A GMBCG Galaxy Cluster Catalog of 55,437 Rich Clusters from SDSS DR7. Astrophys.J., Suppl.191:254-274 (Journal IF: 15.206).

15. Hao, J., Estrada, J., Cease, H., Thomas Diehl, H., Flaugher, B. L., Kubik, D., Kuk, K., Kuropatkine, N., Lin, H., Montes, J., Scarpine, V, Schultz, K., & Wester, W. (2010). Measuring the Flatness of Focal Plane for Very Large Mosaic CCD Camera. Proc.SPIE Int. Soc. Opt. Eng., 7735: 77353U.

16. Gerdes, D. W., Sypniewski, A. J., McKay, T. A., Hao, J., Weis, M. R., Wechsler, R. H., & Busha, M. T. (2010). ArborZ: Photometric Redshifts Using Boosted Decision Trees, Astrophys.J., 715:823-832, 2010 (Journal IF: 6.063).

17. Rozo, E, Wechsler, R. H., Rykoff, E. S., Annis, J. T., Becker, M. R., Evrard, A. E., Frieman, J. A., Hansen, S. M, Hao, J., Johnston, D. E., Koester, B. P., McKay, T. A., Sheldon, E. S., & Weinberg, D. H. (2010). Cosmological Constraints from the SDSS maxBCG Cluster Catalog. Astrophys.J., 708:645-660 (Journal IF: 6.063).

18. Hao, J., Koester, B. P., Mckay, T. A., Rykoff, E. S., Rozo, E., Evrard, A., Annis, J., Becker, M., Busha, M., Gerdes, D., Johnston, D. E., Sheldon, E., & Wechsler, R. H. (2009). Precision Measurements of the Cluster Red Sequence using an Error Corrected Gaussian Mixture Model. Astrophys.J., 702:745-758 (Journal IF: 6.063).

19. Hao, J., & Akhoury, R. (2009). A Possible Late Time ΛCDM-like Background Cosmology in Relativistic MOND Theory. Int. J. Mod. Phys., D18:1039 (Journal IF: 1.414).

20. Rozo, E., Rykoff, E. S., Koester, B. P., McKay, T., Hao, J., Evrard, A., Wechsler, R. H., Hansen, S., Sheldon, E., Johnston, D., Becker, M., Annis, J., Bleem, L., & Scranton, R. (2009). Improvement of the Richness Estimates of maxBCG Clusters. Astrophys.J., 703:601 (Journal IF: 6.063).

21. Rozo, E., Rykoff, E. S., Evrard, A., Becker, M., McKay, T., Wechsler, R. H., Koester, B. P., Hao, J., Hansen, S., Sheldon, E., Johnston, D., Annis, J., & Frieman, J. (2009). Constraining the Scatter in the Mass-Richness Relation of maxBCG Clusters with Weak Lensing and X-ray Data. Astrophys.J., 699:768-781 (Journal IF: 6.063).

22. Liu, D., Li, X., Hao, J., & Jin, X. (2008). Revisiting the parametrization of Equation of State of Dark Energy via SNIa Data. Mon. Not. R. Astron. Soc., 388: 275-281 (Journal IF: 4.879).

23. Hao, J., & Li, X., (2005). Generalized quartessence cosmic dynamics: Phantom or quintessence with de Sitter attractor. Phys.Lett.B, 606:7-11 (Journal IF: 5.255).

24. Hao, J., & Li, X. (2004). Cosmological dynamics of scalar fields with O (N) symmetry. Class.Quant.Grav., 21:4771-4779 (Journal IF: 3.035).

25. Hao, J., Jin, X., Kuang, J., & Li, X., (2004). An analytical inflation model with Born-Infeld type scalar field. Chin.Phys.Lett., 21:592-594 (Journal IF: 1.077).

26. Hao, J., & Li, X. (2004). Phantom cosmic dynamics: Tracking attractor and cosmic doomsday. Phys.Rev.D, 70:043529 (Journal IF: 4.964).

27. Li, X, & Hao, J. (2004). Phantom field with o(n) symmetry in an exponential potential. Phys.Rev.D, 69:107303 (Journal IF: 4.964).

28. Li, X., Liu, D., & Hao, J. (2004). On the tachyon inflation. J. Shanghai Normal Univ. (Natural Sciences), 33(4), 29.

29. Hao, J., & Li, X. (2003). Constructing dark energy models with late time de Sitter attractor. Phys.Rev.D, 68:083514 (Journal IF: 4.964).

30. Hao, J., & Li, X. (2003). Phantom with Born-Infeld type Lagrangian. Phys.Rev.D, 68:043501 (Journal IF: 4.964).

31. Hao, J., & Li, X. (2003). Features of motion around global monopole in asymptotically dS / AdS space-time. Class.Quant.Grav., 20:1703-1714 (Journal IF: 3.035).

32. Hao, J., & Li, X. (2003). An Attractor solution of phantom field. Phys.Rev.D, 67:107303 (Journal IF: 4.964).

33. Li, X., & Hao, J. (2003). Kantowski - Sachs universe cannot be closed. Phys.Rev.D, 68:083512 (Journal IF: 4.964).

34. Li, X., Hao, J., Liu, D., & Zhai, X. (2003). On the quintessence with Abelian and non-Abelian symmetry. Int.J.Mod.Phys.A, 18:5921 (Journal IF: 1.000).

35. Li, X., Liu, D. & Hao, J. (2003). A new exactly solvable inflation model and its power spectrum. Chin.Phys.Lett., 20:192-194 (Journal IF: 1.077).

36. Hao, J., & Li, X. (2002). Reconstructing the equation of state of tachyon. Phys.Rev.D, 66:087301 (Journal IF: 4.964).

37. Li, X., & Hao, J. (2002). Global monopole in asymptotically dS / AdS space-time. Phys.Rev.D, 66:107701 (Journal IF: 4.964).

38. Li, X., Hao, J., & Liu, D. (2002). Can quintessence be the rolling tachyon? Chin.Phys.Lett.,19:1584 (Journal IF: 1.077).

39. Li, X., Hao, J., & Liu, D. (2002). Quintessence with O(N) symmetry. Class.Quant.Grav., 19:6049-6058 (Journal IF: 3.035).

40. Li, X., Liu, D., & Hao, J. (2002). O(N) quintessence with a cosine-type potential. Chin.Phys.Lett., 19:295-298 (Journal IF: 1.077).

41. Li, X., Hao, J., & Liu, D. (2001). Quasinormal modes of stringy black holes. Phys.Lett.B, 507:312-316 (Journal IF: 5.255).

42. Li, X., Hao, J., Liu, D., Chen, G. (2001). Gauged Q ball in a piecewise parabolic potential. J.Phys.A, 34:1459-1465 (Journal IF: 1.641).

Popular Science (in Chinese)

1. Meaning of Relativity, by Albert Einstein. Chinese translation by Jiangang Hao, Daojun Liu and Xinzhou Li. Shanghai Scientific and Technological Education Press, 2001. [Link]

2. Dark Energy Survey, Jiangang Hao and Xinzhou Li, Invited article by Kexue magazine, 2015 [PDF]

3. I translated a lot of popular science articles published in Wenhui news paper and World Science. [Link]