The phrase "a close observation on" is not correct in standard written English.
The correct expression would be "a close observation of."
Example: "The scientist conducted a close observation of the behavior of the animals in their natural habitat."
Alternatives: "a detailed examination of" or "a thorough analysis of."
Traditionally, the problem of determining suitable image priors has been based on a close observation of natural images.
Mostly based on the landscapes of northern Germany, his paintings depict woods, hills, harbors, morning mists and other light effects based on a close observation of nature.
A closer observation of the impact of BAMs on emission reduction reveals that export and production rebates work against the environmental objectives of the carbon pricing.
A close observation shows that the particles have ripples on the surface of the particles which makes a flower-like structure of gold nanoparticle.
A close observation reveals some interesting points about the grouping.
Teaching experiments on this instructional design can not only provide a chance for closing observation on how students enhancing their scientific explanation ability around one core ideas, but also help to answer the question that in what learning outcome and at what extent students after learning integrated science unit will differ from students under traditional intervention.
On closer observation, one of the microdiscs lying tilted on the surface of SEM substrate reveals that these silica microdiscs are about 10 µm in thickness (Figure 1b).
Based on the result of cross analysis of supply and demand side of the SME loan constraints, through close observations on credit market and face to face interview with the credit officer of FIs, we found some additional problems regarding credit rationing.
Although the external appearance is similar to our fossils including the number of tentacle-like processes, strobilation-like appearance and the body size, close observations on the SEM images (courtesy by Dr. Steiner) have revealed features distinct from those of Eolympia pediculata (Figure S1).
Muizelaar's success as a neurosurgeon was based on practical interventions and on close observation of patients' responses, not on a detailed understanding of underlying mechanisms.
Gill Lewis has written three adventure stories with a conservation theme based on close observation of a particular, at-risk animal.
