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Radio Occultation Related Publication

  1. Shu-Ya Chen, Ying-Hwa Kua and Ching-Yuang Huang: The Impact of GPS RO Data on the Prediction of Tropical Cyclogenesis Using a Nonlocal Observation Operator: An Initial Assessment. Monthly Weather Review, Accepted. Click.
  2. Alves, D. B. M., E. M. de Souza, and T. A. F. Gouveia, 2020: Correlation between ionospheric scintillation effects and GNSS positioning over Brazil during the last solar maximum (2012-2014). J Atmos Sol-Terr Phy, 197.
  3. An, X. D., X. L. Meng, H. Chen, W. P. Jiang, R. J. Xi, and Q. S. Chen, 2020: Modelling Global Ionosphere Based on Multi-Frequency, Multi-Constellation GNSS Observations and IRI Model. Remote Sensing, 12.
  4. Ansari, K., and T. S. Bae, 2020: Contemporary deformation and strain analysis in South Korea based on long-term (2000-2018) GNSS measurements. Int J Earth Sci, 109, 391-405.
  5. Astudillo, J. M., L. Lau, Y. T. Tang, and T. Moore, 2020: A Novel Approach for the Determination of the Height of the Tropopause from Ground-Based GNSS Observations. Remote Sensing, 12.
  6. Bahadur, B., and M. Nohutcu, 2020: Impact of observation sampling rate on Multi-GNSS static PPP performance. Surv Rev.
  7. Benjamin, A. R., D. O’Brien, G. Barnes, B. E. Wilkinson, and W. Volkmann, 2020: Improving Data Acquisition Efficiency: Systematic Accuracy Evaluation of GNSS-Assisted Aerial Triangulation in UAS Operations. J Surv Eng, 146.
  8. Calabia, A., I. Molina, and S. G. Jin, 2020: Soil Moisture Content from GNSS Reflectometry Using Dielectric Permittivity from Fresnel Reflection Coefficients. Remote Sensing, 12.
  9. Camps, A., 2020: Spatial Resolution in GNSS-R Under Coherent Scattering. IEEE Geosci. Remote Sens. Lett., 17, 32-36.
  10. Chen, C., and G. B. Chang, 2020: Low-cost GNSS/INS integration for enhanced land vehicle performance. Meas Sci Technol, 31.
  11. Cole, B., J. L. Awange, and A. Saleem, 2020: Environmental spatial data within dense tree cover: exploiting multi-frequency GNSS signals to improve positional accuracy. Int J Environ Sci Te.
  12. Comite, D., F. Ticconi, L. Dente, L. Guerriero, and N. Pierdicca, 2020: Bistatic Coherent Scattering From Rough Soils With Application to GNSS Reflectometry. Ieee T Geosci Remote, 58, 612-625.
  13. Deng, C. L., Q. Liu, X. Zou, W. M. Tang, J. H. Cui, Y. W. Wang, and C. Guo, 2020: Investigation of Tightly Combined Single-Frequency and Single-Epoch Precise Positioning Using Multi-GNSS Data. Remote Sensing, 12.
  14. Dou, J., B. Xu, and L. Dou, 2020: Performance assessment of GNSS scalar and vector frequency tracking loops. Optik, 202.
  15. Douik, A., X. Liu, T. Ballal, T. Y. Al-Naffouri, and B. Hassibi, 2020: Precise 3-D GNSS Attitude Determination Based on Riemannian Manifold Optimization Algorithms. Ieee T Signal Proces, 68, 284-299.
  16. El-Mowafy, A., 2020: Fault detection and integrity monitoring of GNSS positioning in intelligent transport systems. Iet Intell Transp Sy, 14, 164-171.
  17. Fan, P. R., X. W. Cui, and M. Q. Lu, 2020: Space and Frequency Diversity Characterization of Mobile GNSS Receivers in Multipath Fading Channels. Tsinghua Sci Technol, 25, 294-301.
  18. Fang, W., and Coauthors, 2020: A LSTM Algorithm Estimating Pseudo Measurements for Aiding INS during GNSS Signal Outages. Remote Sensing, 12.
  19. Feneniche, W., K. Rouabah, M. Flissi, S. Atia, S. Meguellati, and S. E. Mezaache, 2020: An Enhanced SDPE Method for Long Delay Multipath Mitigation in GNSS Applications. Smart Innov Syst Tec, 147, 89-98.
  20. Feng, W., Y. H. Zhao, L. T. Zhou, D. F. Huang, and A. Hassan, 2020: Fast cycle slip determination for high-rate multi-GNSS RTK using modified geometry-free phase combination. Gps Solut, 24.
  21. Franzese, G., N. Linty, and F. Dovis, 2020: Semi-Supervised GNSS Scintillations Detection Based on DeepInfomax. Appl Sci-Basel, 10.
  22. Fu, Z., X. Feng, X. M. Duan, and Z. Y. Fu, 2020: An improved integrated navigation method based on RINS, GNSS and kinematics for port heavy-duty AGV. P I Mech Eng D-J Aut.
  23. Fukahata, Y., A. Meneses-Gutierrez, and T. Sagiya, 2020: Detection of plastic strain using GNSS data of pre- and post-seismic deformation of the 2011 Tohoku-oki earthquake. Earth Planets Space, 72.
  24. Ghoniem, I. F., A. E. K. Mousa, and G. El-Fiky, 2020: GNSS-RO LEO satellite orbit optimization for Egypt and the Middle East region. Alex Eng J, 59, 389-397.
  25. Giannaros, C., V. Kotroni, K. Lagouvardos, T. M. Giannaros, and C. Pikridas, 2020: Assessing the Impact of GNSS ZTD Data Assimilation into the WRF Modeling System during High-Impact Rainfall Events over Greece. Remote Sensing, 12.
  26. Gonzalez-Moradas, M. D. R., and W. Viveen, 2020: Evaluation of ASTER GDEM2, SRTMv3.0, ALOS AW3D30 and TanDEM-X DEMs for the Peruvian Andes against highly accurate GNSS ground control points and geomorphological-hydrological metrics. Remote Sens Environ, 237.
  27. Han, F., J. Gao, X. R. Li, and Z. M. Chen, 2020: A Four-Channel CMOS Front-End for Interference-Robust GNSS Receiver. Electronics-Switz, 9.
  28. Han, M. T., Y. L. Zhu, D. K. Yang, Q. Chang, X. B. Hong, and S. H. Song, 2020: Soil moisture monitoring using GNSS interference signal: proposing a signal reconstruction method. Remote Sens Lett, 11, 373-382.
  29. Hasheminasab, S. M., T. Zhou, and A. Habib, 2020: GNSS/INS-Assisted Structure from Motion Strategies for UAV-Based Imagery over Mechanized Agricultural Fields. Remote Sensing, 12.
  30. Hdidou, F. Z., S. Mordane, P. Moll, J. F. Mahfouf, H. Erraji, and Z. Dahmane, 2020: Impact of the variational assimilation of ground-based GNSS zenith total delay into AROME-Morocco model. Tellus A, 72, 1-13.
  31. He, Q. M., and Coauthors, 2020: Real-Time GNSS-Derived PWV for Typhoon Characterizations: A Case Study for Super Typhoon Mangkhut in Hong Kong. Remote Sensing, 12.
  32. Hegarty, C. J., D. Bobyn, J. Grabowski, and A. J. Van Dierendonck, 2020: An overview of the effects of out-of-band interference on GNSS receivers. Navigation-Us.
  33. Heublein, M., P. E. Bradley, and S. Hinz, 2020: Observing geometry effects on a Global Navigation Satellite System (GNSS)-based water vapor tomography solved by least squares and by compressive sensing. Ann Geophys, 38, 179-189.
  34. Hoseini, M., F. Alshawaf, H. Nahavandchi, G. Dick, and J. Wickert, 2020: Towards a zero-difference approach for homogenizing GNSS tropospheric products. Gps Solut, 24.
  35. Hoseini, M., M. Asgarimehr, V. Zavorotny, H. Nahavandchi, C. Ruf, and J. Wickert, 2020: First Evidence of Mesoscale Ocean Eddies Signature in GNSS Reflectometry Measurements. Remote Sensing, 12.
  36. Imam, R., M. Pini, G. Marucco, F. Dominici, and F. Dovis, 2020: UAV-Based GNSS-R for Water Detection as a Support to Flood Monitoring Operations: A Feasibility Study. Appl Sci-Basel, 10.
  37. Kalantari, A., and E. G. Larsson, 2020: Statistical test for GNSS spoofing attack detection by using multiple receivers on a rigid body. Eurasip J Adv Sig Pr, 2020.
  38. Kaloop, M. R., C. O. Yigit, A. A. Dindar, M. Elsharawy, and J. W. Hu, 2020: Evaluation of the high-rate GNSS-PPP method for vertical structural motion. Surv Rev, 52, 159-171.
  39. Kaloop, M. R., C. O. Yigit, A. El-Mowafy, A. A. Dindar, M. Bezcioglu, and J. W. Hu, 2020: Hybrid Wavelet and Principal Component Analyses Approach for Extracting Dynamic Motion Characteristics from Displacement Series Derived from Multipath-Affected High-Rate GNSS Observations. Remote Sensing, 12.
  40. Khankalantary, S., S. Rafatnia, and H. Mohammadkhani, 2020: An adaptive constrained type-2 fuzzy Hammerstein neural network data fusion scheme for low-cost SINS/GNSS navigation system. Appl Soft Comput, 86.
  41. Kumar, S. V. V. A., R. K. Luhar, R. Sharma, and R. Kumar, 2020: Design and development of a low-cost GNSS drifter for rip currents. Curr Sci India, 118, 273-279.
  42. Lasota, E., W. Rohm, G. Guerova, and C. Y. Liu, 2020: A Comparison Between Ray-Traced GFS/WRF/ERA and GNSS Slant Path Delays in Tropical Cyclone Meranti. Ieee T Geosci Remote, 58, 421-435.
  43. Li, W. Q., E. Cardellach, F. Fabra, S. Ribo, and A. Rius, 2020: Measuring Greenland Ice Sheet Melt Using Spaceborne GNSS Reflectometry From TechDemoSat-1. Geophysical Research Letters, 47.
  44. ——, 2020: Assessment of Spaceborne GNSS-R Ocean Altimetry Performance Using CYGNSS Mission Raw Data. Ieee T Geosci Remote, 58, 238-250.
  45. Li, Y. F., J. Cervantes, N. C. Shivaramaiah, D. M. Akos, and M. L. Wang, 2020: Configurable GPS/GNSS Antenna Module Resistant to RFI Saturation. Ieee T Aero Elec Sys, 56, 381-392.
  46. Liu, C. H., J. D. Qian, Z. C. Wang, and J. Wu, 2020: A linear computationally efficient Kalman filter for robust attitude estimation from horizon measurements and GNSS observations. Sensor Rev.
  47. Liu, T., B. C. Zhang, Y. B. Yuan, and X. Zhang, 2020: On the application of the raw-observation-based PPP to global ionosphere VTEC modeling: an advantage demonstration in the multi-frequency and multi-GNSS context. J Geodesy, 94.
  48. Liu, A., Z. S. Li, N. B. Wang, C. Yuan, and H. Yuan, 2020: Analysis of the short-term temporal variation of differential code bias in GNSS receiver. Measurement, 153.
  49. Lowe, S. T., C. Chew, J. Shah, and M. Kilzer, 2020: An Aircraft Wetland Inundation Experiment Using GNSS Reflectometry. Remote Sensing, 12.
  50. Luo, X. M., S. F. Gu, Y. D. Lou, L. Cai, and Z. Z. Liu, 2020: Amplitude scintillation index derived from C/N-0 measurements released by common geodetic GNSS receivers operating at 1 Hz. J Geodesy, 94.
  51. Lyu, D. Q., F. L. Zeng, X. F. Ouyang, and H. C. Zhang, 2020: Real-time clock comparison and monitoring with multi-GNSS precise point positioning: GPS, GLONASS and Galileo. Adv Space Res, 65, 560-571.
  52. Meneses-Gutierrez, A., and T. Nishimura, 2020: Inelastic deformation zone in the lower crust for the San-in Shear Zone, Southwest Japan, as observed by a dense GNSS network. Earth Planets Space, 72.
  53. Mohammednour, A. B., and A. T. Ozdemir, 2020: GNSS positioning accuracy improvement based on surface meteorological parameters using artificial neural networks. Int J Commun Syst.
  54. Nguyen, V. K., A. Rovira-Garcia, J. M. Juan, J. Sanz, G. Gonzalez-Casado, T. V. La, and T. H. Ta, 2020: Measuring phase scintillation at different frequencies with conventional GNSS receivers operating at 1 Hz (vol 93, 1985, 2019). J Geodesy, 94.
  55. Nie, Z. X., F. Liu, and Y. Gao, 2020: Real-time precise point positioning with a low-cost dual-frequency GNSS device. Gps Solut, 24.
  56. Notti, D., A. Cina, A. Manzino, A. Colombo, I. H. Bendea, P. Mollo, and D. Giordan, 2020: Low-Cost GNSS Solution for Continuous Monitoring of Slope Instabilities Applied to Madonna Del Sasso Sanctuary (NW Italy). Sensors-Basel, 20.
  57. Odolinski, R., P. J. G. Teunissen, and B. Zhang, 2020: Multi-GNSS processing, positioning and applications PREFACE. J Spat Sci, 65, 3-5.
  58. Palancz, B., and L. Volgyesi, 2020: A Numeric-Symbolic Solution of GNSS Phase Ambiguity. Period Polytech-Civ, 64, 223-230.
  59. Parizzi, A., F. R. Gonzalez, and R. Brcic, 2020: A Covariance-Based Approach to Merging InSAR and GNSS Displacement Rate Measurements. Remote Sensing, 12.
  60. Park, K. W., J. I. Park, and C. Park, 2020: Efficient Methods of Utilizing Multi-SBAS Corrections in Multi-GNSS Positioning. Sensors-Basel, 20.
  61. Paziewski, J., and M. Crespi, 2020: High-precision multi-constellation GNSS: methods, selected applications and challenges. Meas Sci Technol, 31.
  62. Pelc-Mieczkowska, R., D. Tomaszewski, and M. Bednarczyk, 2020: GNSS obstacle mapping as a data preprocessing tool for positioning in a multipath environment. Meas Sci Technol, 31.
  63. Qiu, H., and S. G. Jin, 2020: Global Mean Sea Surface Height Estimated from Spaceborne Cyclone-GNSS Reflectometry. Remote Sensing, 12.
  64. Ren, X. D., J. Chen, X. X. Li, and X. H. Zhang, 2020: Multi-GNSS contributions to differential code biases determination and regional ionospheric modeling in China. Adv Space Res, 65, 221-234.
  65. Ren, X. D., X. H. Zhang, M. Schmidt, Z. B. Zhao, J. Chen, J. C. Zhang, and X. X. Li, 2020: Performance of GNSS Global Ionospheric Modeling Augmented by LEO Constellation. Earth Space Sci, 7.
  66. Rovira-Garcia, A., D. Ibanez-Segura, R. Orus-Perez, J. M. Juan, J. Sanz, and G. Gonzalez-Casado, 2020: Assessing the quality of ionospheric models through GNSS positioning error: methodology and results. Gps Solut, 24.
  67. Sakic, P., V. Ballu, and J. Y. Royer, 2020: A Multi-Observation Least-Squares Inversion for GNSS-Acoustic Seafloor Positioning. Remote Sensing, 12.
  68. Sethi, H. S., and N. Dashora, 2020: Automated power spectrum analysis of low-latitude ionospheric scintillations recorded using software GNSS receiver. Gps Solut, 24.
  69. Shao, K., D. F. Gu, B. Ju, W. B. Wang, C. B. Wei, X. J. Duan, and Z. M. Wang, 2020: Analysis of Tiangong-2 orbit determination and prediction using onboard dual-frequency GNSS data. Gps Solut, 24.
  70. She, C. L., X. N. Yue, L. H. Hu, and F. G. Zhang, 2020: Estimation of Ionospheric Total Electron Content From a Multi-GNSS Station in China. Ieee T Geosci Remote, 58, 852-860.
  71. Shin, Y., and C. G. Park, 2020: Design of a GNSS Antenna to Prevent LNA Saturation and Intermodulation Caused by S-Band Signals. Int J Aeronaut Space.
  72. Sosnica, K., R. Zajdel, G. Bury, J. Bosy, M. Moore, and S. Masoumi, 2020: Quality assessment of experimental IGS multi-GNSS combined orbits. Gps Solut, 24.
  73. Sun, R., W. Y. Zhang, J. Z. Zheng, and W. Y. Ochieng, 2020: GNSS/INS Integration with Integrity Monitoring for UAV No-fly Zone Management. Remote Sensing, 12.
  74. Trakolkul, C., and C. Satirapod, 2020: Variations of precipitable water vapor using GNSS CORS in Thailand. Surv Rev.
  75. Trojanowicz, M., E. Osada, and K. Karsznia, 2020: Precise local quasigeoid modelling using GNSS/levelling height anomalies and gravity data. Surv Rev, 52, 76-83.
  76. Tu, J. X., X. Q. Zhan, M. L. Chen, H. Gao, and Y. K. Chen, 2020: GNSS intermediate spoofing detection via dual-peak in frequency domain and relative velocity residuals. Iet Radar Sonar Nav, 14, 439-447.
  77. Tu, R., J. H. Liu, R. Zhang, L. H. Fan, P. F. Zhang, and J. Q. Han, 2020: Real-time kinematic positioning algorithm with GNSS and high-frequency accelerometer observations for broadband signals. Meas Sci Technol, 31.
  78. Tu, R., P. F. Zhang, R. Zhang, L. H. Fan, J. H. Liu, and X. C. Lu, 2020: GNSS time offset monitoring based on the single difference among systems. Iet Radar Sonar Nav, 14, 299-302.
  79. Varbla, S., A. Ellmann, and N. Delpeche-Ellmann, 2020: Validation of Marine Geoid Models by Utilizing Hydrodynamic Model and Shipborne GNSS Profiles. Mar Geod, 43, 134-162.
  80. Veettil, S. V., M. Aquino, H. A. Marques, and A. Moraes, 2020: Mitigation of ionospheric scintillation effects on GNSS precise point positioning (PPP) at low latitudes. J Geodesy, 94.
  81. Vergara, M., F. Antreich, C. Enneking, M. Sgammini, and G. Seco-Granados, 2020: A model for assessing the impact of linear and nonlinear distortions on a GNSS receiver. Gps Solut, 24.
  82. Wang, K. N., C. O. Ao, and M. D. Juarez, 2020: GNSS-RO Refractivity Bias Correction Under Ducting Layer Using Surface-Reflection Signal. Remote Sensing, 12.
  83. Wang, B. Y., N. C. Shivaramaiah, D. M. Akos, and J. L. Wei, 2020: GNSS direction of arrival tracking using the rotate-to-zero direction lock loop. Gps Solut, 24.
  84. Wen, C. L., Y. D. Dai, Y. Xia, Y. H. Lian, J. B. Tan, C. Wang, and J. Li, 2020: Toward Efficient 3-D Colored Mapping in GPS-/GNSS-Denied Environments. IEEE Geosci. Remote Sens. Lett., 17, 147-151.
  85. Wright, G., 2020: Multi-GNSS processing, positioning and applications. J Spat Sci, 65, 1-1.
  86. Wu, S. S., X. B. Zhao, C. L. Pang, L. Zhang, Z. M. Xu, and K. Zou, 2020: Improving ambiguity resolution success rate in the joint solution of GNSS-based attitude determination and relative positioning with multivariate constraints. Gps Solut, 24.
  87. Xia, Y., S. G. Pan, W. Gao, B. G. Yu, X. L. Gan, Y. Zhao, and Q. Zhao, 2020: Recurrent neural network based scenario recognition with Multi-constellation GNSS measurements on a smartphone. Measurement, 153.
  88. Yalvac, S., 2020: Validating InSAR-SBAS results by means of different GNSS analysis techniques in medium- and high-grade deformation areas. Environ Monit Assess, 192.
  89. Yan, C., Q. Wang, Y. Zhang, F. Y. Ke, W. Gao, and Y. Yang, 2020: Analysis of GNSS clock prediction performance with different interrupt intervals and application to real-time kinematic precise point positioning. Adv Space Res, 65, 978-996.
  90. Yan, Z. B., J. A. Fraire, K. L. Zhao, H. C. Yan, P. G. Madoery, W. F. Li, and H. Yang, 2020: Distributed Contact Plan Design for GNSSs. Ieee T Aero Elec Sys, 56, 660-672.
  91. Yang, S. C., Z. M. Huang, C. Y. Huang, C. C. Tsai, and T. K. Yeh, 2020: A Case Study on the Impact of Ensemble Data Assimilation with GNSS-Zenith Total Delay and Radar Data on Heavy Rainfall Prediction. Monthly Weather Review, 148, 1075-1098.
  92. Yigit, C. O., A. El-Mowafy, M. Bezcioglu, and A. A. Dindar, 2020: Investigating the effects of ultra-rapid, rapid vs. final precise orbit and clock products on high-rate GNSS-PPP for capturing dynamic displacements. Struct Eng Mech, 73, 427-436.
  93. Yimin, W., L. Hong, and L. Mingquan, 2020: Spoofing profile estimation-based GNSS spoofing identification method for tightly coupled MEMS INS/GNSS integrated navigation system. Iet Radar Sonar Nav, 14, 216-225.
  94. Yokota, Y., and T. Ishikawa, 2020: Shallow slow slip events along the Nankai Trough detected by GNSS-A. Sci Adv, 6.
  95. Yu, X. W., S. Q. Xia, and W. Gao, 2020: A practical method for calculating reliable integer float estimator in GNSS precise positioning. Surv Rev.
  96. Yue, C. Y., Y. M. Dang, C. H. Xu, S. Z. Gu, and H. Y. Dai, 2020: Effects and Correction of Atmospheric Pressure Loading Deformation on GNSS Reference Stations in Mainland China. Math Probl Eng, 2020.
  97. Zhang, Z. T., and B. F. Li, 2020: Unmodeled error mitigation for single-frequency multi-GNSS precise positioning based on multi-epoch partial parameterization. Meas Sci Technol, 31.
  98. Zhang, Z. Y., F. Guo, and X. H. Zhang, 2020: Triple-frequency multi-GNSS reflectometry snow depth retrieval by using clustering and normalization algorithm to compensate terrain variation. Gps Solut, 24.
  99. Zhao, L. W., J. Dousa, S. R. Ye, and P. Vaclavovic, 2020: A flexible strategy for handling the datum and initial bias in real-time GNSS satellite clock estimation. J Geodesy, 94.
  100. Zhao, Q. Z., P. F. Yang, W. Q. Yao, and Y. B. Yao, 2020: Hourly PWV Dataset Derived from GNSS Observations in China. Sensors-Basel, 20.
  101. Zhou, X. H., Y. L. Yang, W. P. Jiang, and X. Y. Zhou, 2020: Preliminary spatial-temporal pattern of vertical deformation revealed by GNSS imaging. Chinese J Geophys-Ch, 63, 155-171.
  1. Cross-Comparison and Methodological Improvement in GPS Tomography by Hugues Brenot , Witold Rohm , Michal Kačmařík , Gregor Möller , André Sá , Damian Tondaś , Lukas Rapant , Riccardo Biondi , Toby Manning and Cédric Champollion Remote Sens. 2020, 12(1), 30;  - 19 Dec 2019
  2. Benefits of a Closely-Spaced Satellite Constellation of Atmospheric Polarimetric Radio Occultation Measurements by F. Joseph Turk , Ramon Padullés , Chi O. Ao , Manuel de la Torre Juárez , Kuo-Nung Wang , Garth W. Franklin , Stephen T. Lowe , Svetla M. Hristova-Veleva , Eric J. Fetzer , Estel Cardellach , Yi-Hung Kuo and J. David Neelin Remote Sens. 2019, 11(20), 2399;  - 16 Oct 2019
  3. High Spatio-Temporal Resolution CYGNSS Soil Moisture Estimates Using Artificial Neural Networks by Orhan Eroglu , Mehmet Kurum , Dylan Boyd and Ali Cafer Gurbuz Remote Sens. 2019, 11(19), 2272; - 28 Sep 2019
  4. Establishment and Assessment of a New GNSS Precipitable Water Vapor Interpolation Scheme Based on the GPT2w Model by Fei Yang , Jiming Guo , Xiaolin Meng , Junbo Shi and Lv Zhou Remote Sens. 2019, 11(9), 1127;  - 10 May 2019
  5. Response to Variations in River Flowrate by a Spaceborne GNSS-R River Width Estimator by April Warnock and Christopher Ruf Remote Sens. 2019, 11(20), 2450;  - 22 Oct 2019
  6. A Real-Time On-Orbit Signal Tracking Algorithm for GNSS Surface Observations by Scott Gleason Remote Sens. 2019, 11(16), 1858; - 09 Aug 2019
  7. Alexander, S. P., T. Tsuda, and Y. Kawatani, 2008a: COSMIC GPS observations of Northern Hemisphere winter stratospheric gravity waves and comparisons with an atmospheric general circulation model. Geophys. Res. Lett., 35, L10808,
  8. Alexander, S. P., T. Tsuda, Y. Kawatani, and M. Takahashi, 2008b: Global distribution of atmospheric waves in the equatorial upper troposphere and lower stratosphere: COSMIC observations of wave mean flow interactions. J. Geophys. Res., 113, D24115,
  9. Alexander, S. P., and M. G. Shepherd, 2010: Planetary wave activity in the polar lower stratosphere. Atmos. Chem. Phys., 10, 707-718, https//
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  13. Angling, M. J., S. Elvidge, and S. B. Healy, 2018: Improved model for correcting the ionospheric impact on bending angle in radio occultation measurements, Atmos. Meas. Tech., 11(4), 2213–2224, doi:10.5194/amt-11-2213-2018.
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  15. Anthes, R.A., C. Rocken, and Y.-H. Kuo, 2000: Applications of COSMIC to meteorology and climate. Special issue of Terrestrial, Atmospheric and Oceanic Sciences (TAO), 11, 115-156.
  16. Anthes, R. A., P.A. Bernhardt, Y. Chen, L. Cucurull, K.F. Dymond, D. Ector, S.B. Healy, S.P. Ho, D.C. Hunt, Y.-H. Kuo, H. Liu, K. Manning, C. McCormick, T.K. Meehan, W.J. Randel, C. Rocken, W.S. Schreiner, S.V.   Sokolovskiy, S. Syndergaard, D.C. Thompson, K.E. Trenberth, T.K. Wee, N.L. Yen, and Z. Zeng, 2008: The COSMIC/FORMOSAT-3 Mission-Early results, Bull. Amer. Meteor. Soc., 89, 313–333.
  17. Anthes, R. A., 2011: Exploring Earth's atmosphere with radio occultation: contributions to weather, climate and space weather, Atmos. Meas. Tech., 4, 1077-1103,doi:10.5194/amt-4-1077-2011.
  18. Anthes, R. A. and T. Rieckh, 2018: Estimating observation and model error variances using multiple data sets. Atmos. Meas. Tech., 11, 4239–4260, 2018.
  19. Ao, C.O., T.K. Meehan, G.A. Hajj, A.J. Mannucci and G. Beyerle, 2003: Lower tropospheric refractivity bias in GPS occultation retrievals. J. Geophys. Res., 108, D18, doi:10.1029/2002JD003216.
  20. Ao, C. O., D. E. Waliser, S. K. Chan, J.-L. Li, B. Tian, F. Xie, and A. J. Mannucci, 2012: Planetary boundary layer heights from GPS radio occultation refractivity and humidity profiles. J. Geophys. Res., 117, D16117,doi:10.1029/2012JD017598. 
  21. Ao, C. O., A. J. Mannucci, and E. R. Kursinski, 2012: Improving GPS Radio occultation stratospheric refractivity retrievals for climate benchmarking, Geophysical Research Letters, 39(12), n/a–n/a,doi:10.1029/2012GL051720.
  22. Ao, C. O., and A. J. Hajj, 2013: Monitoring the width of the tropical belt with GPS radio occultation measurements. Geophys. Res. Lett., 40, 6236–6241, doi:10.1002/2013GL058203.
  23. Aparicio J. M. and G. Deblonde, 2008. Impact of the assimilation of CHAMP refractivity profiles in Environment Canada global forecasts. Mon. Wea. Rev., 136: 257–275.
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