Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Techniques of Therapeutic Communication II: Focusing, Paraphrasing, and Summarizing01:23

Techniques of Therapeutic Communication II: Focusing, Paraphrasing, and Summarizing

11.0K
Focusing involves centering a conversation on a message's critical elements or concepts. Focusing is valuable if the talk is vague or patients begin to repeat themselves. Sometimes, when patients are asked about their symptoms, they may go off-topic and try to tell their entire life story. Respectfully, the nurse should bring the conversation back into focus.
This therapeutic technique can also be used when a patient brings up pertinent information during a health-related conversation. The...
11.0K
Methods of Documentation IV: Focus Charting01:26

Methods of Documentation IV: Focus Charting

1.7K
Focus Charting, also known as the focus charting system or "focus documentation," is a systematic documentation approach used in healthcare to organize patient information in medical records.
It typically involves three columns for recording information:
1.7K
What is a Mode?01:07

What is a Mode?

25.1K
The mode is one of the commonly used measures of a central tendency. It is defined as the most frequent value in a data set.
There can be more than one mode in a data set if multiple values have the same highest frequency. For instance, suppose that the Statistics exam scores of 20 students are: 50; 53; 59; 59; 63; 63; 72; 72; 72; 72; 72; 76; 78; 81; 83; 84; 84; 84; 90; 93. Here, the mode is 72, as it occurs most frequently, five times.
A data set with two modes is called bimodal. For example,...
25.1K
The Scientific Method in Nursing Process01:18

The Scientific Method in Nursing Process

17.0K
The scientific method provides the foundation for any research. It is the most reliable and objective of all forms of gaining knowledge and guides in applying research-based evidence in practice and conducting future research.
When using research findings to change practice, one must understand the process used to guide a study. The scientific method is a systematic, step-by-step process that supports the data's validity, reliability, and generalizability. As a result, findings can be...
17.0K
Sign Convention01:30

Sign Convention

3.4K
When analyzing a beam subjected to various loads, it is crucial to understand the internal forces and moments generated within the structure. These internal forces can be broadly classified into normal forces, shear forces, and bending moments. To determine these forces and moments, we use the method of sections and apply a specific sign convention based on their direction and the side of the section being analyzed.
The normal force acts perpendicular to the beam's cross-section and can...
3.4K
Phase Transitions02:31

Phase Transitions

22.7K
Whether solid, liquid, or gas, a substance's state depends on the order and arrangement of its particles (atoms, molecules, or ions). Particles in the solid pack closely together, generally in a pattern. The particles vibrate about their fixed positions but do not move or squeeze past their neighbors. In liquids, although the particles are closely spaced, they are randomly arranged. The position of the particles are not fixed—that is, they are free to move past their neighbors to...
22.7K

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Burst-like swarms in the Campi Flegrei caldera accelerating unrest from 2021 to 2024.

Nature communications·2025
Same author

A Statistical Approach for the Integration of Multi-Temporal InSAR and GNSS-PPP Ground Deformation Measurements.

Sensors (Basel, Switzerland)·2024
Same author

On the Use of Weighted Least-Squares Approaches for Differential Interferometric SAR Analyses: The Weighted Adaptive Variable-lEngth (WAVE) Technique.

Sensors (Basel, Switzerland)·2020
Same author

Interferometric SAR Phase Denoising Using Proximity-Based K-SVD Technique.

Sensors (Basel, Switzerland)·2019

Related Experiment Video

Updated: Jan 21, 2026

Data Communication Based on MQTT in a Polymer Extrusion Process
08:15

Data Communication Based on MQTT in a Polymer Extrusion Process

Published on: July 15, 2022

3.8K

A Phase-Preserving Focusing Technique for TOPS Mode SAR Raw Data Based on Conventional Processing Methods.

Adele Fusco1, Antonio Pepe1, Paolo Berardino1

  • 1IREA-National Research Council of Italy (CNR) via Diocleziano 328, 80124 Napoli, Italy.

Sensors (Basel, Switzerland)
|August 1, 2019
PubMed
Summary

A new algorithm precisely focuses Synthetic Aperture Radar (SAR) Terrain Observation with Progressive Scan (TOPS) mode data. This phase-preserving method efficiently processes SAR data with tunable output, applicable to various sensors.

Keywords:
Raw dataSARSAR focusing algorithmsSentinel-1TOPS

More Related Videos

Collecting and Processing Drone-based Remotely Sensed Data for Use in Forest Recovery Monitoring
08:16

Collecting and Processing Drone-based Remotely Sensed Data for Use in Forest Recovery Monitoring

Published on: October 24, 2025

515
Cryo-Structured Illumination Microscopic Data Collection from Cryogenically Preserved Cells
11:55

Cryo-Structured Illumination Microscopic Data Collection from Cryogenically Preserved Cells

Published on: May 28, 2021

4.6K

Related Experiment Videos

Last Updated: Jan 21, 2026

Data Communication Based on MQTT in a Polymer Extrusion Process
08:15

Data Communication Based on MQTT in a Polymer Extrusion Process

Published on: July 15, 2022

3.8K
Collecting and Processing Drone-based Remotely Sensed Data for Use in Forest Recovery Monitoring
08:16

Collecting and Processing Drone-based Remotely Sensed Data for Use in Forest Recovery Monitoring

Published on: October 24, 2025

515
Cryo-Structured Illumination Microscopic Data Collection from Cryogenically Preserved Cells
11:55

Cryo-Structured Illumination Microscopic Data Collection from Cryogenically Preserved Cells

Published on: May 28, 2021

4.6K

Area of Science:

  • Remote Sensing
  • Geophysics

Background:

  • Synthetic Aperture Radar (SAR) is crucial for Earth observation.
  • Terrain Observation with Progressive Scan (TOPS) mode offers wide-area coverage but presents focusing challenges.
  • Existing SAR focusing methods require adaptation for TOPS data.

Purpose of the Study:

  • To develop a novel, phase-preserving focusing algorithm for SAR TOPS mode raw data.
  • To enable efficient and accurate processing of SAR TOPS data.
  • To provide a flexible focusing solution adaptable to different SAR sensors.

Main Methods:

  • A two-stage focusing approach involving data interpolation and conventional frequency domain processing.
  • Incorporation of Doppler centroid frequency variations into the interpolation stage.
  • Adaptation of Stripmap processing techniques with a spurious azimuth chirp signal for SPECAN-based TOPS focusing.

Main Results:

  • The algorithm successfully achieves phase-preserving focusing of SAR TOPS data.
  • Demonstrated efficient azimuth focusing with the SPECAN method.
  • Achieved constant and tunable output azimuth pixel size without increased computational cost.

Conclusions:

  • The proposed algorithm offers an effective and easily implementable solution for SAR TOPS data focusing.
  • The method is adaptable for processing TOPS data from various radar sensors, including Sentinel-1.
  • The results confirm the algorithm's effectiveness on real Sentinel-1 data.