OOIR: Observatory of International Research

Papers

(The median citation count of Lighting Research & Technology is 1. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2022-05-01 to 2026-05-01.)

Article	Citations
An ipRGC-influenced/Non-Visual Spectral Occupant Model for lighting design, Part 2: Photobiological model implementation	46
Editorial: What can we learn from the lighting in homes?	39
Life cycle cost analysis of LED retrofit and luminaire replacements for four-foot T8 troffers	31
Research note: The validity and reliability of a novel wearable sensor in measuring light exposure in an indoor and outdoor environment	30
Defining daytime in the day-dark approach to measuring the pedestrian reassurance of road lighting	29
Spectral tuning to increase spatial brightness: effect on visual performance, eye fatigue and comparison of 5-s and 20-min exposure durations	20
Implementing integrative lighting in conventional office luminaires: Effects on melatonin secretion and sleepiness	15
Effects of blue-enriched white light with same correlated colour temperature on visual fatigue	15
Digital implementations for determination of temporal light artefacts of LED luminaires	14
Determining scalar illuminance from cubic illuminance data. Part 2: Tests in real lighting environments and an approach to improve its accuracy	14
Bootstrap data envelopment analysis of the efficiency of LED and HPS lamps used in Malaysian public lighting	14
Corrigendum to “Correspondence: What is discomfort from glare and how should we measure it?”	12
Opinion: Supporting PhD students	12
Editorial: Peer Review	12
Opinion: A proposal for a third lighting class in the revision of CIE 115:2010	12
A controlled lab experiment on the effect of light exposure of different source sizes on subjective alertness and cognitive performance during the post-lunch dip	11
Intelligent dimming control and energy consumption monitoring system of tunnel lighting	11
Corrigendum to Redistribution of luminance patterns on standard sky types	11
Sensitivity evaluation of measurement uncertainty contributions of spectral data for calculated integral quantities	11
Editorial: Turning research into best practice	10
Editorial: Asking questions	10
The law of reciprocity holds (more or less) for circadian-effective lighting	9
Effects of lighting on visual ergonomics, visual perception and psychological responses in windowless offices	9
Book review	9
Opinion: How do we define ‘healthy’ lighting?	9

Editorial: Special issue for early career researchers in lighting	9
Exploring the effect of pavement reflection and photometric properties on road lighting performance	9
Development of a multichannel spectral simulation tool and experimental validation with different lighting scenarios	9
The relationship of light exposure to sleep outcomes among office workers. Part 1: Working in the office versus at home before and during the COVID-pandemic	9
A study on prognostics of LED luminaires based on gradient-boosting decision tree classifiers	8
Opinion: Invisible until it fails: Why lighting education matters more than ever?	8
General V(λ) mismatch index: History, current state and new ideas	8
Editorial: Submissions to LR&T	8
Opinion: What is discomfort from glare and how should we measure it?	7
Research note: Red light to mitigate light pollution: Is it possible to balance functionality and ecological impact?	7
Towards a wider adoption of EN 17037: A Scandinavian perspective	7
Correspondence: What do we mean by spatial brightness?	7
Road lighting for pedestrians: Comparing full-face and 3/4 views in a facial emotion recognition task	7
Corrigendum	7
Editorial: The next generation of lighting calculations	7
Colour imaging system response non-uniformity correction based on inverse model and regularization method	7
Comment on: Predicting discomfort from glare with pedestrian-scale lighting: A comparison of candidate models using four independent datasets, by Abboushi, Fotios and Miller	7
Visibility of the phantom array effect at different LED colour temperatures under high-frequency temporal light modulation	7
Editorial: Effects of human light exposure on beyond-vision outcomes in different types of built environments	6
Optimising presence sensor placement in small houses for accurate lighting control with vital sign detection	6
Learning daylighting preferences from pairwise comparisons	6
From luminance to brightness: A data-driven approach to support brightness assessments in open plan offices	6
Untangling light in noisy luminous environments	6
Book review	6
Towards a framework for light-dosimetry studies: Quantification metrics	6
The Light-Dosimeter: A new device to help advance research on the non-visual responses to light	6
Evaluation of direction judgements based on turn signal guide lamp and behavioural responses	6
Prediction model for perceptual gloss by physical measurement of flat objects	5
Editorial: Personalised lighting design	5
Correspondence: Flicker: The sneaky perception that ranges from invisible to debilitating	5
A new street lighting control algorithm based on forecasted traffic data for electricity consumption reduction	5
Temporal light modulation: Data processing and metric calculations	5
A generic, visual system-based model for discomfort from glare	5
Facility for calibration of photometers for measurement of temporal light modulation	5
Editorial: Special issue on the CIE 2021 Midterm Meeting	5
Investigation of suitable lighting conditions on emotions and perception models for beauty aromatherapy application	5
Performance assessment of data-driven models for sky luminance prediction in Indian tropical climate	5
Investigating the effect of ambient light conditions on road traffic crashes: The case of Cape Town, South Africa	5
Editorial: Towards effective integrative lighting design: Understanding human light exposure and its impact on health and well-being	5
Characterization of luminescent road markings	5
Effect of indoor illuminance on human short- and long-term memory performance	4
Pre-bedtime activities and light-emitting screen use in university students and their relationships with self-reported sleep duration and quality	4
Opinion: Value of formal higher education	4
Light source spectrum influences long-term flowering cycles and visual appearance in African violet (Saintpaulia ionantha Wendl.)	4
Ecosystem-specific moth attraction to warm-coloured LED simulating road lighting conditions	4
Editorial: Pedestrian perils	4
The effect of light directionality on alertness and cognitive performance during post-lunch dip	4
Opinion: From classroom to professional career in lighting design	4
Recommendations for light-dosimetry field studies based on a meta-analysis of personal light levels of office workers	4
Editorial: Assumptions are what we do not know we are making	4

Colour discrimination scores combining colour fidelity and gamut area characteristics	4
Influence of automotive headlamp systems on the visibility of targets under different road lighting conditions	4
Editorial: Outside-in and inside-out	3
Expert consensus on integrative lighting descriptors and indicators for green building rating systems: A Delphi study	3
Determining scalar illuminance from cubic illuminance data. Part 1: Error tracing	3
The effect of melanopic illuminance of illuminated environment on visual comfort, alertness and cognitive performance during e-book reading	3
Extending observations of ambient light level and active travel to explore age and gender differences in reassurance	3
Opinion: The need for intensive longitudinal data to advance translational research in the domain of light and health	3
Research note: Variation of the effect of ambient light level on crime frequency with type of crime and location	3
Opinion: From Projects to Products	3
Editorial: Lighting research in China	3
David Loe (1935–2025) An appreciation	3
Investigation of the daylight spectrum in an indoor environment using CIE S 026 melanopic metrics	3
Incorrect categorisation of ambient light level at the time of a road traffic collision	3
Pedestrian alertness during the evening is not affected by lighting conditions typically used for road lighting	3
Spectral characteristics of the phantom array visibility	3
Photon flow: A three-dimensional expression of the light field using volume photon mapping	3
Editorial: Towards smart spaces	3
Emotional and physiological responses to correlated colour temperature, illuminance and lamp shade colour	3
Editorial: The many faces of sustainability in lighting research	3
Exploring relationships between soundscape and lightscape perception: A case study around the Colosseum and Fori Imperiali in Rome	3
Effects of lighting on task performance, stress and thermal sensation in working environments	3
Off-axis limiting photometric distance of Lambertians and narrow beams	3
Effect of the spectral power distribution on visual performance of subjects implanted with intraocular lenses with or without a blue light-filter under night-driving conditions	3
Opinion: Development of lighting research in China	2
Opinion: Looming problems	2
Analysis of P_st^LM and stroboscopic visibility measure variations due to different measurement conditions	2
Indoor lighting standards and their role in lighting practice	2
Identification of spectral distributions in light-dosimetry data: Methodology and application to an intervention field study	2
An ipRGC-influenced/Non-Visual Spectral Occupant Model (iNSOM) for lighting design, Part 1: Light simulation method	2
Design, analysis and validation of Customised Homocentric Fresnel Collector based on longest wavelength of visible spectrum	2
Enumeration reduction algorithm for the characterization of multi-primary LED systems	2
Editorial: Temporal light modulation	2
Modelling the threshold frequencies of stroboscopic effects produced by pulse-width modulated light-emitting diodes	2
Communicating lighting-related information using colour and interactive visualisations – a perspective on important aspects and future directions	2
Fine art under low illuminance: Gamut and tint	2
Opinion: The pursuit of truth and beauty in lighting education	2
Editorial: Daylight and illuminance measurement	2
Diurnal effects of dynamic lighting on alertness, cognition, and mood of mentally fatigued individuals in a daylight deprived environment	2
Previtamin D action spectrum: Challenging CIE towards a standard	2
Target illumination: Visual emphasis and target/ambient illuminance ratio	2
Opinion: Embracing ‘anthropogenic’ over ‘artificial’ light at night	2
Electrothermal and optical impacts on two-dimensional colour gamut properties of red–green–blue LED devices	2
BSDF Data generation for daylight applications: A call for international standardization	2
The effect of light directionality on creative performance and subjective sleepiness in the early afternoon	2
Effects of environmental lighting on students’ sleep, alertness and mood: A field study in a Chinese boarding school	2
Daylight potential of Swedish residential environments: Visual and beyond-vision effects and the relationship with well-being assessment	2
Editorial: Daylight – time it was history	1
Corrigendum to Four minutes might not be enough for color temperature of light to affect subjective sleepiness, mental effort, and light ratings	1
Opinion: Educating lighting designers in an international context	1
Methodology to modify and adapt the standardised spectral power distributions for daylight to account for geographical, seasonal and diurnal variations for practical applications	1
Nighttime measurement errors in the runway visual range and optimization of runway lighting systems	1
Opinion: The politics of lighting—the case for social justice in lighting education and practice	1
Assessment of measurement uncertainties for imaging luminance measurements	1
Towards a framework for light-dosimetry studies: Methodological considerations	1
The effect of changes in light level on the numbers of cyclists	1
Exploring the light source spectral characteristics to enhance the perceived attractiveness of natural flowers	1
Measuring the temporal contrast sensitivity function of the phantom array effect	1
Light exposure in home-based work: Can a simple lighting system increase alertness?	1
Comparison and validation of neural network models to estimate LED spectral power distribution	1
Lighting measurement with a 360° panoramic camera: Part 1 – Technical procedure and validation	1
Pupil obscuration mediates the impact of an overhead glare source	1
Editorial: Special issue on the CIE 2023 Quadrennial Session	1
Application of pre-programmed lighting control scenarios: A mixed-methods pilot study in Swedish residential environments	1
Is it possible to achieve quality lighting without considering the photometry of the pavements?	1
Visibility and annoyance of the phantom array effect varies with age and history of migraine	1
Lighting measurement with a 360° panoramic camera: Part 2 – Applications	1
Temporal light modulation: A phantom array visibility measure	1
Editorial: Responsibility for safe roads	1
‘The window area shall be at least one-tenth of the area of the room’: The origins of a daylight (and ventilation) requirement in modern building codes	1
Predicting discomfort from glare with pedestrian-scale lighting: A comparison of candidate models using four independent datasets	1
A Weibull–lognormal-based life prediction model for LED light with four groups of ADTs	1
Book review: Lidija Djokic and M. iomir Kostic (2022), Urban Lighting: From Basics to Applications	1
Phantom array effect can be observed above 15 kHz in high speed eye movement group for high luminance warm white LED	1
Editorial: The European Standard for Daylight in Buildings and possible future development	1
Efficient illumination generated by LED multi-annular distribution for IC Device Detection	1
Using relative visual performance to predict performance of an interpersonal evaluation task with variation in adaptation luminance, observer age, skin tone, pavement reflection and interpersonal dist	1
Standard observer watts: Evaluating the efficiency of circadian-effective luminaires using a standard observer methodology	1
Impact analysis of introducing cone-fundamental-based photometric system in units and metrological applications	1
Opinion: How lighting education can spark a brighter future	1