A computer-implemented method of improving seismic image data processing comprising: receiving real data traces acquired by a seismic acquisition system using sources emitting energy and sensors receiving portions of this energy according to a seismic survey geometry for a geologic region, wherein each of the real data traces comprises a series of values representing seismic energy with respect to a corresponding series of times or depths and wherein real data trace coverage gaps exist within the seismic survey geometry; generating model data traces from a seismic image of the real data; selecting locations associated with the seismic survey geometry for the geological region; selecting a trace for each of the locations, wherein each trace is selected from one of a plurality of different types of traces that comprise real data traces, interpolated data traces and model data traces, the selecting comprising utilizing a hierarchy of real data traces, followed by interpolated data traces, followed by modeled data traces and wherein at least one gap size criterion is utilized for determining whether to select one of the interpolated data traces or one of the model data traces for one of the locations in one of the coverage gaps, the interpolated data traces being selected for smaller gaps and the model data traces being selected for larger gaps; generating a multiple model using the selected traces; adjusting seismic image data for the geological region using the multiple model to generate improved seismic image data for the geologic region; and rendering a seismic image of the geologic region to a display using the improved seismic image data. receiving real data traces acquired by a seismic acquisition system using sources emitting energy and sensors receiving portions of this energy according to a seismic survey geometry for a geologic region, wherein each of the real data traces comprises a series of values representing seismic energy with respect to a corresponding series of times or depths and wherein real data trace coverage gaps exist within the seismic survey geometry; generating model data traces from a seismic image of the real data; selecting locations associated with the seismic survey geometry for the geological region; selecting a trace for each of the locations, wherein each trace is selected from one of a plurality of different types of traces that comprise real data traces, interpolated data traces and model data traces, the selecting comprising utilizing a hierarchy of real data traces, followed by interpolated data traces, followed by modeled data traces and wherein at least one gap size criterion is utilized for determining whether to select one of the interpolated data traces or one of the model data traces for one of the locations in one of the coverage gaps, the interpolated data traces being selected for smaller gaps and the model data traces being selected for larger gaps; generating a multiple model using the selected traces; adjusting seismic image data for the geological region using the multiple model to generate improved seismic image data for the geologic region; and rendering a seismic image of the geologic region to a display using the improved seismic image data.