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Radio Searches for Extra Terrestrial Intelligence aim at detecting artificial transmissions from extra terrestrial communicative civilizations. The lack of prior knowledge concerning these potential transmissions increase the search…

信号处理 · 电气工程与系统科学 2018-09-19 Gregory Hellbourg

The Search for Extra-terrestrial Intelligence (SETI) aims to find technological signals of extra-solar origin. Radio frequency SETI is characterized by large unlabeled datasets and complex interference environment. The infinite…

天体物理仪器与方法 · 物理学 2019-01-16 Yunfan Gerry Zhang , Ki Hyun Won , Seung Woo Son , Andrew Siemion , Steve Croft

The search for extraterrestrial intelligence (SETI) is a scientific endeavor which struggles with unique issues -- a strong indeterminacy in what data to look for and when to do so. This has led to attempts at finding both fundamental…

信息论 · 计算机科学 2021-07-22 Ian George , Xinan Chen , Lav R. Varshney

The Search for Extraterrestrial intelligence (SETI) is a scientific and cultural effort seeking evidence of intelligent life beyond earth. Radio SETI observes the radio spectrum for ''technosignatures" that could be produced by an advanced…

天体物理仪器与方法 · 物理学 2021-09-29 Kenneth M. Houston , Andrew P. V. Siemion , Steve Croft

The Search for Extra-terrestrial Intelligence (SETI) using radio telescopes is an area of research that is now more than 50 years old. Thus far, both targeted and wide-area surveys have yet to detect artificial signals from intelligent…

天体物理仪器与方法 · 物理学 2015-05-20 Michael A. Garrett

SETI@home is a radio Search for Extraterrestrial Intelligence (SETI) project that looks for technosignatures in data recorded at the Arecibo Observatory. The data were collected over a period of 14 years and cover almost the entire sky…

天体物理仪器与方法 · 物理学 2025-07-25 David P. Anderson , Eric J. Korpela , Dan Werthimer , Jeff Cobb , Bruce Allen

The goal of the Search for Extraterrestrial Intelligence (SETI) is to quantify the prevalence of technological life beyond Earth via their "technosignatures". One theorized technosignature is narrowband Doppler drifting radio signals. The…

The transmission rate of communication between radio telescopes on Earth and extraterrestrial intelligence (ETI) is here calculated up to distances of 1000 light years. Both phase-shift-keying (PSK) and frequency-shift keying (FSK)…

天体物理仪器与方法 · 物理学 2011-09-01 P. A. Fridman

The goal of the search for extraterrestrial intelligence (SETI) is the detection of non-human technosignatures, such as technology-produced emission in radio observations. While many have speculated about the character of such…

天体物理仪器与方法 · 物理学 2022-08-10 Bryan Brzycki , Andrew P. V. Siemion , Imke de Pater , Steve Croft , John Hoang , Cherry Ng , Danny C. Price , Sofia Z. Sheikh , Zihe Zheng

We describe a new approach and algorithm for the detection of artificial signals and their classification in the search for extraterrestrial intelligence (SETI). The characteristics of radio signals observed during SETI research are often…

机器学习 · 计算机科学 2018-04-16 G. A. Cox , S. Egly , G. R. Harp , J. Richards , S. Vinodababu , J. Voien

The Search for Extraterrestrial Intelligence (SETI) attempts to address the possibility of the presence of technological civilizations beyond the Earth. Benefiting from high sensitivity, large sky coverage, an innovative feed cabin for…

Traditional searches for extraterrestrial intelligence (SETI) or "technosignatures" focus on dedicated observations of single stars or regions in the sky to detect excess or transient emission from intelligent sources. The newest generation…

天体物理仪器与方法 · 物理学 2019-07-11 James. R. A. Davenport

A major aspect of the search for extraterrestrial intelligence (SETI) involves searching for electromagnetic transmissions from extraterrestrial sources, often using our own transmissions as a guide. Previous studies have suggested that…

天体物理仪器与方法 · 物理学 2025-08-22 Pinchen Fan , Jason T. Wright , T. Joseph W. Lazio

The Allen Telescope Array is a multi-user instrument and will perform simultaneous radio astronomy and radio SETI (search for extra-terrestrial intelligence) observations. It is a multi-beam instrument, with 16 independently steerable…

天体物理仪器与方法 · 物理学 2013-09-17 G. R. Harp

As a guide for astronomers new to the field of technosignature search (i.e. SETI), I present an overview of some of its observational and theoretical approaches. I review some of the various observational search strategies for SETI,…

天体物理仪器与方法 · 物理学 2021-07-28 Jason T. Wright

Arguments are reviewed in support of the hypothesis that ET would more likely send physical probes to surveil our Solar System and communicate with Earth than to communicate from afar with interstellar radio, infrared or laser beacons.…

科普物理 · 物理学 2023-07-31 John Gertz

Scientists at the Berkeley SETI Research Center are Searching for Extraterrestrial Intelligence (SETI) by a new signal detection method that converts radio signals into spectrograms through Fourier transforms and classifies signals…

计算机视觉与模式识别 · 计算机科学 2022-03-30 Zhewei Chen , Sami Ahmed Haider

For more than 60 years, the predominant SETI search paradigm has entailed the observation of stars in an effort to detect alien electromagnetic signals that deliberately target Earth. However, this strategy is fraught with challenges when…

科普物理 · 物理学 2023-08-02 John Gertz

The discovery of ubiquitous habitable extrasolar planets, combined with revolutionary advances in instrumentation and observational capabilities, has ushered in a renaissance in the search for extra-terrestrial intelligence (SETI). Large…

Much work in SETI has focused on detecting radio broadcasts due to extraterrestrial intelligence, but there have been limited efforts to transmit messages over interstellar distances. As a check if such messages can be interpreted once…

天体物理仪器与方法 · 物理学 2011-01-20 Michael W. Busch , Rachel M. Reddick
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