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Stating the aim of your paper and its contribution
Outlining the possible future of X
The next decade is likely to see / witness a considerable rise in X
In the next few years X will become / is likely to have become
Within the next few years, X is set / destined / likely to become an important component in …
By 2025 / Within the next ten years, X will have become …
X will soon / shortly / rapidly / inevitably be an issue that …
Indicating the gap in knowledge and possible limitations
Few researchers have addressed the problem / issue / question of …
Previous work has only focused on / been limited to / failed to address …
A basic / common / fundamental / crucial / major issue of …
The central / core problem of
A challenging / An intriguing / An important / A neglected area in the field of …
Current solutions to X are inconsistent / inadequate / incorrect / ineffective / inefficient /
over-simplistic / unsatisfactory
Many hypotheses regarding X appear to be ill-defined / unfounded / not well grounded /
unsupported / questionable / disputable / debatable
The characteristics of X are not well understood / are misunderstood / have not been dealt
with in depth.
It is not yet known / has not yet been established whether X can do Y.
X is still poorly / not widely understood.
X is often impractical / not feasible / costly …
Techniques to solve X are computationally demanding / subject to high overheads / time
consuming / impractical / frequently unfeasible.
A major defect / difficulty / drawback / disadvantage / flaw of X is …
One of the main issues in our knowledge of / what we know about X is a lack of …
This particular / specific area of X has been overlooked / has been neglected / remains unclear …
Despite this interest, no one to the best of our knowledge / as far as we know has studied …
Although this approach is interesting, it suffers from / fails to take into account / does not
allow for …
In spite of / Despite its shortcomings, this method has been widely applied to …
However, there is still a need for / has been little discussion on …
Moreover, other solutions / research programs / approaches have failed to provide …
Most studies have only focused / tended to focus on …
To date / Until now this methodology has only been applied to …
There is still some / much / considerable controversy surrounding …
There has been some disagreement concerning / regarding / with regard to whether
There is little / no general agreement on …
The community has raised some issues / concerns about …
Concerns have arisen / been raised which question / call into question the validity of …
In the light of recent events in x, there is now some / much / considerable concern about …
Stating the aim of your paper and its contribution
In this report / paper / review / study we …
This paper outlines / proposes / describes / presents a new approach to …
This paper examines / seeks to address / focuses on / discusses / investigates how to solve …
This paper is an overview of / a review of / a report on / a preliminary attempt to …
The present paper aims to validate / call into question / refute Peng’s findings regarding …
X is presented / described / analyzed / computed / investigated / examined / introduced / discussed
in order to …
The aim of our work / research / study / analysis was to further / extend / widen / broaden
current knowledge of …
Our knowledge of X is largely based on very limited data. The aim of the research was
thus / therefore / consequently to
The aim of this study is to study / evaluate / validate / determine / examine / analyze /
calculate
/ estimate / formulate …
This paper calls into question / takes a new look at / re-examines / revisits / sheds new light on …
With this in mind / Within the framework of these criteria / In this context we tried to …
We undertook this study / initiated this research / developed this methodology to …
We believe that we have found / developed / discovered / designed an innovative solution to …
We describe / present / consider / analyze a novel / simple / radical / interesting solution for …