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 2022-08-01 to 2026-08-01.)

Article	Citations
Life cycle cost analysis of LED retrofit and luminaire replacements for four-foot T8 troffers	45
Research note: The validity and reliability of a novel wearable sensor in measuring light exposure in an indoor and outdoor environment	34
An ipRGC-influenced/Non-Visual Spectral Occupant Model for lighting design, Part 2: Photobiological model implementation	33
Spectral tuning to increase spatial brightness: effect on visual performance, eye fatigue and comparison of 5-s and 20-min exposure durations	32
Bootstrap data envelopment analysis of the efficiency of LED and HPS lamps used in Malaysian public lighting	23
Determining scalar illuminance from cubic illuminance data. Part 2: Tests in real lighting environments and an approach to improve its accuracy	16
Implementing integrative lighting in conventional office luminaires: Effects on melatonin secretion and sleepiness	16
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	15
Intelligent dimming control and energy consumption monitoring system of tunnel lighting	14
Defining daytime in the day-dark approach to measuring the pedestrian reassurance of road lighting	14
Corrigendum to Redistribution of luminance patterns on standard sky types	13
Opinion: A proposal for a third lighting class in the revision of CIE 115:2010	13
Editorial: Peer Review	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	12
Sensitivity evaluation of measurement uncertainty contributions of spectral data for calculated integral quantities	11
Corrigendum to “Correspondence: What is discomfort from glare and how should we measure it?”	11
Development of a multichannel spectral simulation tool and experimental validation with different lighting scenarios	11
Editorial: Turning research into best practice	10
Editorial: Asking questions	10
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	10
Exploring the effect of pavement reflection and photometric properties on road lighting performance	10
Opinion: Invisible until it fails: Why lighting education matters more than ever?	9
Effects of lighting on visual ergonomics, visual perception and psychological responses in windowless offices	9
Editorial: Submissions to LR&T	9

Editorial: Special issue for early career researchers in lighting	9
A study on prognostics of LED luminaires based on gradient-boosting decision tree classifiers	9
Book review	9
Opinion: What is discomfort from glare and how should we measure it?	8
Research note: Red light to mitigate light pollution: Is it possible to balance functionality and ecological impact?	8
General V ( λ ) mismatch index: History, current state and new ideas	8
Correspondence: What do we mean by spatial brightness?	8
Road lighting for pedestrians: Comparing full-face and 3/4 views in a facial emotion recognition task	7
From luminance to brightness: A data-driven approach to support brightness assessments in open plan offices	7
Towards a framework for light-dosimetry studies: Quantification metrics	7
Opinion: Should lighting education consider more than people?	7
Towards a wider adoption of EN 17037: A Scandinavian perspective	7
Editorial: The next generation of lighting calculations	7
Opinion: Inconsistencies in illuminance uniformity for P-class road lighting	7
Corrigendum	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
Editorial: Effects of human light exposure on beyond-vision outcomes in different types of built environments	6
Learning daylighting preferences from pairwise comparisons	6
Evaluation of direction judgements based on turn signal guide lamp and behavioural responses	6
Optimising presence sensor placement in small houses for accurate lighting control with vital sign detection	6
The Light-Dosimeter: A new device to help advance research on the non-visual responses to light	6
The P position index: analytical extension of a multi-stage geometric model in visual perception	6
Untangling light in noisy luminous environments	6
Book review	6
Performance assessment of data-driven models for sky luminance prediction in Indian tropical climate	5
Prediction model for perceptual gloss by physical measurement of flat objects	5
Editorial: Special issue on the CIE 2021 Midterm Meeting	5
Ecosystem-specific moth attraction to warm-coloured LED simulating road lighting conditions	5
Correspondence: Flicker: The sneaky perception that ranges from invisible to debilitating	5
Facility for calibration of photometers for measurement of temporal light modulation	5
Characterization of luminescent road markings	5
Investigation of suitable lighting conditions on emotions and perception models for beauty aromatherapy application	5
Editorial: Personalised lighting design	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
Temporal light modulation: Data processing and metric calculations	5
A new street lighting control algorithm based on forecasted traffic data for electricity consumption reduction	5
The effect of light directionality on alertness and cognitive performance during post-lunch dip	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
Photon flow: A three-dimensional expression of the light field using volume photon mapping	4
Influence of automotive headlamp systems on the visibility of targets under different road lighting conditions	4
Revision of M _P calculation method for flicker measurement	4
Opinion: Open science in the age of data mining	4
Recommendations for light-dosimetry field studies based on a meta-analysis of personal light levels of office workers	4
Exploring relationships between soundscape and lightscape perception: A case study around the Colosseum and Fori Imperiali in Rome	4
Editorial: Pedestrian perils	4
Effect of indoor illuminance on human short- and long-term memory performance	4
Opinion: From classroom to professional career in lighting design	4
Pedestrian alertness during the evening is not affected by lighting conditions typically used for road lighting	4

Opinion: The need for intensive longitudinal data to advance translational research in the domain of light and health	4
Effects of environmental lighting on students’ sleep, alertness and mood: A field study in a Chinese boarding school	3
Enumeration reduction algorithm for the characterization of multi-primary LED systems	3
Off-axis limiting photometric distance of Lambertians and narrow beams	3
David Loe (1935–2025) An appreciation	3
Editorial: Lighting research in China	3
Editorial: Towards smart spaces	3
Opinion: From Projects to Products	3
The effect of melanopic illuminance of illuminated environment on visual comfort, alertness and cognitive performance during e-book reading	3
Editorial: The many faces of sustainability in lighting research	3
Investigation of the daylight spectrum in an indoor environment using CIE S 026 melanopic metrics	3
Diurnal effects of dynamic lighting on alertness, cognition, and mood of mentally fatigued individuals in a daylight deprived environment	3
Emotional and physiological responses to correlated colour temperature, illuminance and lamp shade colour	3
Determining scalar illuminance from cubic illuminance data. Part 1: Error tracing	3
Design, analysis and validation of Customised Homocentric Fresnel Collector based on longest wavelength of visible spectrum	3
Spectral characteristics of the phantom array visibility	3
Expert consensus on integrative lighting descriptors and indicators for green building rating systems: A Delphi study	3
Effects of lighting on task performance, stress and thermal sensation in working environments	3
The effect of light directionality on creative performance and subjective sleepiness in the early afternoon	3
Opinion: How lighting education can spark a brighter future	2
Exploring the light source spectral characteristics to enhance the perceived attractiveness of natural flowers	2
Correlated colour temperature effects on perceived temperature, translucency, glossiness and roughness of traditional Jun porcelain, modulated by gender	2
Editorial: Temporal light modulation	2
Editorial: Daylight and illuminance measurement	2
Previtamin D action spectrum: Challenging CIE towards a standard	2
Opinion: Development of lighting research in China	2
Fine art under low illuminance: Gamut and tint	2
Editorial: Daylight – time it was history	2
Modelling the threshold frequencies of stroboscopic effects produced by pulse-width modulated light-emitting diodes	2
Measuring the temporal contrast sensitivity function of the phantom array effect	2
BSDF Data generation for daylight applications: A call for international standardization	2
Daylight potential of Swedish residential environments: Visual and beyond-vision effects and the relationship with well-being assessment	2
Opinion: The pursuit of truth and beauty in lighting education	2
Analysis of P _st ^LM and stroboscopic visibility measure variations due to different measure	2
Indoor lighting standards and their role in lighting practice	2
Communicating lighting-related information using colour and interactive visualisations – a perspective on important aspects and future directions	2
Identification of spectral distributions in light-dosimetry data: Methodology and application to an intervention field study	2
Editorial: Responsibility for safe roads	2
Opinion: Embracing ‘anthropogenic’ over ‘artificial’ light at night	2
An ipRGC-influenced/Non-Visual Spectral Occupant Model (iNSOM) for lighting design, Part 1: Light simulation method	2
Electrothermal and optical impacts on two-dimensional colour gamut properties of red–green–blue LED devices	2
Target illumination: Visual emphasis and target/ambient illuminance ratio	2
Opinion: Looming problems	2
Efficient illumination generated by LED multi-annular distribution for IC Device Detection	1
Corrigendum to Four minutes might not be enough for color temperature of light to affect subjective sleepiness, mental effort, and light ratings	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
Opinion: The politics of lighting—the case for social justice in lighting education and practice	1
Opinion: Educating lighting designers in an international context	1
Temporal light modulation: A phantom array visibility measure	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
Standard observer watts: Evaluating the efficiency of circadian-effective luminaires using a standard observer methodology	1
Predicting discomfort from glare with pedestrian-scale lighting: A comparison of candidate models using four independent datasets	1
Assessment of measurement uncertainties for imaging luminance measurements	1
Editorial: The European Standard for Daylight in Buildings and possible future development	1
Editorial: Special issue on the CIE 2023 Quadrennial Session	1
Comparison and validation of neural network models to estimate LED spectral power distribution	1
Impact analysis of introducing cone-fundamental-based photometric system in units and metrological applications	1
Visibility and annoyance of the phantom array effect varies with age and history of migraine	1
Assessment of The validity of the current minimal test distances of LED luminaires	1
Application of pre-programmed lighting control scenarios: A mixed-methods pilot study in Swedish residential environments	1
Phantom array effect can be observed above 15 kHz in high speed eye movement group for high luminance warm white LED	1
Book review: Lidija Djokic and M. iomir Kostic (2022), Urban Lighting: From Basics to Applications	1
Light exposure in home-based work: Can a simple lighting system increase alertness?	1
The effect of changes in light level on the numbers of cyclists	1