The phrase "as guideline" is not correct in standard written English.
The correct form would be "as a guideline" or "as guidelines" depending on the context.
Example: "Please use the following points as a guideline for your report."
Alternatives: "as a reference" or "as a standard."
Analytical results in this study could be used as guideline of optimal sensor/actuator placement for deformable space mirrors.
Our findings may serve as guideline for hydro-ecological modellers, being useful to achieve watershed management goals.
We assess the long-run growth effects of public policies to business R&D using data for US manufacturing industries and taking Schumpeterian growth theory as guideline.
International standards developed different scales for these two issues such as the LOD scale of the American Institute of Architects, taken as guideline in different standards.
The results are an exhaustive survey of buildings features, useful as guideline for spatial planning strategies and instruments to protect this legacy.
The stability condition is applied to the design of FAST TCP and adaptive virtual queue (AVQ) scheme as guideline, which is validated by simulation results.
A Correspondence should not exceed more than one printed page and is typically 250 500 words; it is limited to one display item and, as guideline, Correspondence allows up to 10 references.
Depressive symptoms evaluated with the Community Epidemiologic Survey of Depression (CES-D) scale as well as guideline adherence were the primary outcome measures.
This value is used as guideline for the design of new circuits as well as to assess the performance of existing circuits.
Also, this approach may serve as guideline for the synthesis and the design of new and optimized direct push sensor systems.
