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SeisGram2K

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Same signal as in Figure  4  with frequencies between 2 and 5 Hz, after stu...
Published: 18 January 2017
Figure 6. Same signal as in Figure  4 with frequencies between 2 and 5 Hz, after students manipulated the data using “SeisGram2K.” Only the seismic waves are saved; the storm frequencies are not included.
Image
Example of one of our 24 unusual signals (0–5 Hz). Recorded on 26 March 201...
Published: 18 January 2017
Figure 4. Example of one of our 24 unusual signals (0–5 Hz). Recorded on 26 March 2014, we can see both a high frequency (seismic waves) and a low frequency (storm) displayed on “SeisGram2K.”
Image
Extraction from the “<span class="search-highlight">Seisgram2k</span>” toolbar. In this figure, the asterisk is t...
Published: 18 January 2017
Figure 5. Extraction from the “Seisgram2k” toolbar. In this figure, the asterisk is the filter button. When students click on it, the bottom area appears, and students can choose a range of frequencies. In our case, they only wanted the high frequencies to appear, so they did several tests
Image
▴ Waveforms can be viewed and processed through the <span class="search-highlight">SeisGram2K</span> Java applet ...
Published: 01 May 2009
Figure 9. ▴ Waveforms can be viewed and processed through the SeisGram2K Java applet (on the left), along with the associated parametric information (picks) that can also be edited here. Events can also be viewed as an interactive 3D rendering in the Web browser itself (on the right).
Journal Article
Published: 18 January 2017
Seismological Research Letters (2017) 88 (2A): 416–420.
...Figure 6. Same signal as in Figure  4 with frequencies between 2 and 5 Hz, after students manipulated the data using “SeisGram2K.” Only the seismic waves are saved; the storm frequencies are not included. ...
FIGURES | View All (6)
Image
(a) The three‐component sensor is installed in the basement of the school. ...
Published: 01 September 2012
Figure 2. (a) The three‐component sensor is installed in the basement of the school. (b) Seisgram2K is a free software package to analyze seismograms. (c) Educarte is a free software package that enables students to represent data on an interactive map and to locate earthquakes. (d) A very simple
Journal Article
Published: 01 September 2000
Seismological Research Letters (2000) 71 (5): 589–592.
..., these “objects” are distributed worldwide and are available with the click of a mouse to seismologists everywhere. I presented SeisGram2K, a Java applet and stand-alone application for visualization and basic analysis of seismograms ( http://www.alomax.net/seisgram/SeisGramZK.html ) and a Java applet 3D...
Journal Article
Published: 01 May 2009
Seismological Research Letters (2009) 80 (3): 420–430.
...Figure 9. ▴ Waveforms can be viewed and processed through the SeisGram2K Java applet (on the left), along with the associated parametric information (picks) that can also be edited here. Events can also be viewed as an interactive 3D rendering in the Web browser itself (on the right). ...
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Journal Article
Published: 01 January 2002
Seismological Research Letters (2002) 73 (1): 84–89.
... software already installed. This is satisfactory for most professional users, but it is not a practical solution for the occasional user or for a nonspecialist who lacks the appropriate software on his own computer. Currently, Seisgram2K , the Seismicity Viewer, and the Digital Seismology Tutor present...
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Journal Article
Published: 01 September 2012
Seismological Research Letters (2012) 83 (5): 870–873.
...Figure 2. (a) The three‐component sensor is installed in the basement of the school. (b) Seisgram2K is a free software package to analyze seismograms. (c) Educarte is a free software package that enables students to represent data on an interactive map and to locate earthquakes. (d) A very simple...
FIGURES
Journal Article
Published: 11 November 2020
Seismological Research Letters (2021) 92 (1): 53–59.
...: SeisFace ( Pintore et al. , 2012 ), SeisNetWatch ( Hellman et al. , 2001 ; Fig.  4 ), Swarm (Fig.  5 ), and SeisGram2k (see Data and Resources ). Figure 4. Map of transmission health of the stations of the National Seismic Network using the SeisNetWatch software (see Data and Resources...
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Journal Article
Published: 01 January 2013
Seismological Research Letters (2013) 84 (1): 65–74.
... detected events), the overall analysis workload turns out to be twice as much. All the events recognized as potentially real seismic events are extracted from the continuous data stream and stored in the PickServer as SAC files for precise picking using Java Applet SeisGram2k ( Lomax, 2008...
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Journal Article
Published: 10 February 2021
Seismological Research Letters (2021) 92 (2A): 933–940.
... for denial‐of‐service (DOS) attacks and Nmap and Nessus tools to perform the vulnerability assessment. A virtual machine with Kali Linux has also been used to simulate the man‐in‐the‐middle attack and Wireshark to monitor and analyze the data flow. Finally, the SeisGram2K seismogram viewer has been used...
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Journal Article
Published: 09 March 2022
Seismological Research Letters (2022) 93 (3): 1895–1908.
.... Recently, open‐source software such as SeisGram2K (see Data and Resources ), SEISAN or Geopsy ( Havskov et al. , 2020 ; Wathelet et al. , 2020 ) that partially provide GUIs have been published, which make it possible for users to analyze seismic data without previous knowledge in programming...
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Journal Article
Published: 01 January 2013
Bulletin de la Société Géologique de France (2013) 184 (1-2): 183–187.
... date, magnitude, localization, depth … and so assures an intelligent learning of the search in a database. To be able to interpret these data, several free software were developed. In particular, a software to analyze the seismogram (SeisGram2K) and a software of interactive mapping (Educarte) were...
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Journal Article
Published: 20 June 2018
Seismological Research Letters (2018) 89 (5): 1902–1907.
... an educational context makes it much easier to plan activities and schedule school visits. Seismic data used in this study are available at http://www.bgs.ac.uk/discoveringGeology/hazards/earthquakes/FootballQuake/home.html . Seismic analysis carried out using the SeisGram2K free software from Anthony...
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Journal Article
Published: 24 December 2014
Seismological Research Letters (2015) 86 (1): 109–123.
... picking is done by Seisgram2K ( Lomax, 2008 ). We perform what we call a zero‐level data processing for determining earthquake locations, with the goal of having locations that are coherent with those performed by the NEI network; in this way, data of new local events can be directly merged...
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Journal Article
Published: 01 November 2022
Jour. Geol. Soc. India (2022) 98 (11): 1531–1540.
... of microtremors. Data are acquired using Geobit sensor coupled with Sri32S series ultra-high- resolution three components analog seismic channels digitizer/recorder and Seisgram2k software is used to monitor the data quality. GEObit sensor has a natural frequency of 4.5 Hz and recording bandwidth from 10 s...
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Journal Article
Published: 01 May 2012
Seismological Research Letters (2012) 83 (3): 531–540.
.... The FP phase detector and picker is available in the program SeisGram2K ( http://alomax.net/seisgram ) under the option “Pick->FilterPicker” and as an Earthworm module. Java and C source code for FP are available at http://alomax.net/FilterPicker or from the authors. The default values...
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Journal Article
Published: 27 May 2020
Seismological Research Letters (2020) 91 (4): 2152–2162.
... seismographs from the Institut Teknologi Bandung, the Earth Observatory of Singapore/Nanyang Technological University, and the Center of Volcanology and Geological Hazard Mitigation from 4 August to 9 September 2018 (Fig.  1 ). We used the Seisgram2K ( Lomax and Michelini, 2009 ) to visualize the P ‐ and S...
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