The phrase "and observer with a" is not complete and lacks context, making it difficult to determine its correctness in written English.
It could be used in a context where you are describing a role or function related to observation, but it needs additional information to be clear.
Example: "The study involved a researcher and observer with a keen eye for detail."
Alternatives: "and a witness with a" or "and a spectator with a".
As the head of the Central Bureau for Astronomic Telegrams of the International Astronomical Union (IAU), adjudicating between discoverers on the naming of comets was part of his job, and observers with a shot at immortality could get fractious over the process.
Following one topic lecture on the essence of MI and two practical tutorials where students from the two disciplines practiced in mixed groups of three (interviewer, interviewer and observer) with support of a tutor, students were required to apply their learnings by conducting a motivational interview with a family member or friend involving physical activity and/or exercise.
Océ Digital Newspaper Network, the recognised world leader in short-run digital print production, has provided The Guardian and The Observer with a gateway to the American market.
In these reflections Usbek seems to be a thoughtful and enlightened observer with a deep commitment to justice.
The courtroom was packed with lawyers, victims and observers, with others watching a live telecast from other rooms.
This methodology has been applied to design two controller structures for a DC motor: a cascade IP controller and a Luenberger observer with a state feedback.
Using the measured values, the robot direction controller generates control commands through an optimal regulator and a state observer with a Kalman filter.
A practical man and a talented observer with a vivid imagination, Anaximenes noted the rainbows occasionally seen in moonlight and described the phosphorescent glow given off by an oar blade breaking the water.
The samples were placed on Ibidi slides and observed with a Zeiss Axio observer Z1 microscope.
To demonstrate an application of the approach, this paper presents the design of an LQ regulator for continuous-time systems with an input delay and gives a state observer with a Kalman filter for estimating the full-state vector from some measurements of the system as well.
