https://www.nber.org/papers/w25177
Accounting for Unobservable Heterogeneity in Cross Section Using Spatial First Differences | NBER
Founded in 1920, the NBER is a private, non-profit, non-partisan organization dedicated to conducting economic research and to disseminating research findings...
cross section
https://research-portal.uu.nl/en/publications/ceesy-characterizing-the-conformation-of-unobservable-protein-sta/
CEESY: Characterizing the conformation of unobservable protein states - Utrecht University
characterizingconformationproteinstatesutrecht
https://experts.arizona.edu/en/publications/pricing-intertemporal-risk-when-investment-opportunities-are-unob/
Pricing Intertemporal Risk When Investment Opportunities Are Unobservable - University of Arizona
investment opportunitiesuniversity ofpricingrisk
https://www.usgs.gov/publications/demographic-estimation-methods-plants-unobservable-life-states
Demographic estimation methods for plants with unobservable life-states | U.S. Geological Survey
Demographic estimation of vital parameters in plants with an unobservable dormant state is complicated, because time of death is not known. Conventional...
https://able2know.org/topic/546925-1
Are all quantum fields coherent? Is coherence the language of the unobservable?
Question Tagged: Coherence Decoherence, Replies: 0
all quantumthe languagefieldscoherent
https://collaborate.princeton.edu/en/publications/minimum-sparsity-of-unobservable-power-network-attacks/fingerprints/
Minimum Sparsity of Unobservable Power Network Attacks - Fingerprint - Princeton University
network attacksminimumsparsitypowerfingerprint
https://liu.diva-portal.org/smash/record.jsf?pid=diva2:1115272
State and Fault Estimation For Infinitely Unobservable Descriptor Systems Using Sliding Mode...
https://www.giss.nasa.gov/pubs/abs/he03000u.html
NASA GISS: Herbst et al. 1977: Indirect observation of unobservable interstellar molecules
nasa gisset al