Abstract: A method for detecting hydrocarbons including obtaining seismic trace data for a region of interest; processing, using a processor, the seismic trace data to calculate a signal spectrum for each of a plurality of locations in the region of interest; calculating a dominant frequency of the signal spectrum; calculating at least one measure of energy decay above the dominant frequency, calculating at least one measure of energy decay below the dominant frequency, and calculating at least one measure spectral shape of the signal spectrum, and locating a hydrocarbon reservoir in the region of interest using the at least one measure of energy decay below the dominant frequency, the at least one measure of energy decay above dominant frequency and the dominant frequency; or locating a hydrocarbon reservoir in the region of interest using the at least one measure of energy decay below the dominant frequency and the at least one measure of energy decay above dominant frequency; or and locating a hydrocarbon reservoir

Abstract: A method for detecting hydrocarbons including obtaining seismic trace data for a region of interest; processing, using a processor, the seismic trace data to calculate a signal spectrum for each of a plurality of locations in the region of interest; calculating a dominant frequency of the signal spectrum; calculating at least one measure of energy decay above the dominant frequency, calculating at least one measure of energy decay below the dominant frequency, and calculating at least one measure spectral shape of the signal spectrum, and locating a hydrocarbon reservoir in the region of interest using the at least one measure of energy decay below the dominant frequency, the at least one measure of energy decay above dominant frequency and the dominant frequency; or locating a hydrocarbon reservoir in the region of interest using the at least one measure of energy decay below the dominant frequency and the at least one measure of energy decay above dominant frequency; or and locating a hydrocarbon reservoir

Abstract: A method in accordance with one embodiment of the invention includes obtaining seismic trace data for a region of interest; processing the seismic trace data to calculate at least one spectrum for at least one sample from the seismic data; calculating at least one dominant frequency (?D) for the at least one spectrum; calculating at least one measure of energy loss at frequencies above the at least one dominant frequency (?D) on the at least one spectrum; and locating a hydrocarbon reservoir in the region of interest using the at least one dominant frequency (?D) and the at least one measure of energy loss.

Abstract: A method in accordance with one embodiment of the invention includes obtaining seismic trace data for a region of interest; processing the seismic trace data to calculate at least one spectrum for at least one sample from the seismic data; calculating at least one dominant frequency (?D) for the at least one spectrum; calculating at least one measure of energy loss at frequencies above the at least one dominant frequency (?D) on the at least one spectrum; and locating a hydrocarbon reservoir in the region of interest using the at least one dominant frequency (?D) and the at least one measure of energy loss.

Abstract: A method for detecting hydrocarbons includes obtaining seismic trace data for a region of interest; and processing the seismic trace data to calculate a Smooth Signal Spectrum for each of a plurality of locations in the region of interest. A system for detecting hydrocarbons includes a processor and a memory, wherein the memory comprises a program having instructions for: obtaining seismic trace data for a region of interest; and processing the seismic trace data to calculate a Smooth Signal Spectrum for each of a plurality of locations in the region of interest.

Abstract: Disclosed herein are systems and methods of hydrocarbon detection based on wavelet energy absorption analysis. One disclosed hydrocarbon detection method embodiment includes: a) obtaining seismic trace data for a region of interest; and b) processing the seismic trace data to determine at least one wavelet energy absorption factor as a function of position within the region of interest. Another disclosed hydrocarbon detection method embodiment includes: a) receiving from a user an indication of a region of interest in a seismic data set; and b) generating a display of wavelet energy absorption anomalies within the region of interest. One of the disclosed system embodiments includes a memory and a processor. In this system embodiment, the memory stores hydrocarbon detection software that, when executed by the processor, configures the processor to determine at least one wavelet energy absorption factor from seismic trace data.