21 research outputs found
Toward a Critical Toponymy Framework for Named Entity Recognition: A Case Study of Airbnb in New York City
Critical toponymy examines the dynamics of power, capital, and resistance
through place names and the sites to which they refer. Studies here have
traditionally focused on the semantic content of toponyms and the top-down
institutional processes that produce them. However, they have generally ignored
the ways in which toponyms are used by ordinary people in everyday discourse,
as well as the other strategies of geospatial description that accompany and
contextualize toponymic reference. Here, we develop computational methods to
measure how cultural and economic capital shape the ways in which people refer
to places, through a novel annotated dataset of 47,440 New York City Airbnb
listings from the 2010s. Building on this dataset, we introduce a new named
entity recognition (NER) model able to identify important discourse categories
integral to the characterization of place. Our findings point toward new
directions for critical toponymy and to a range of previously understudied
linguistic signals relevant to research on neighborhood status, housing and
tourism markets, and gentrification.Comment: Accepted at EMNLP 2023 (main track
On the use of Jargon and Word Embeddings to Explore Subculture within the Reddit’s Manosphere
Understanding the identities, needs, realities and development of subcultures has been a long term target of sociology and cultural studies. Socio-cultural linguistics, in particular, examines the use of language and, in particular, the existence and use of neologisms, slang and jargon. These terms capture concepts and expressions that are not in common use and represent the new realities, norms and values of subcommunities. Identifying and understanding such terms, however, is a very complex task, particularly considering the vast amount of content that is currently available online for many such groups. In this paper, we propose a combination of computational and socio-linguistic methods to automatically extract new terminology from large amounts of data, using word-embeddings to semantically contextualise their meaning. As a use case, we explore subculture on the platform Reddit. More specifically, we investigate groups considered part of the manosphere, a loose online community where men’s perspectives, gripes, frustrations and desires are explicitly expressed and where women are typically targets of hostility. Characterisations of this group as a subculture are then provided, based on an in-depth analysis of the identified jargon
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Interdisciplinary college curriculum and its labor market implications
This article sheds light on how to capture knowledge integration dynamics in college course content, improves and enriches the definition and measurement of interdisciplinarity, and expands the scope of research on the benefits of interdisciplinarity to postcollege outcomes. We distinguish between what higher education institutions claim regarding interdisciplinarity and what they appear to actually do. We focus on the core academic element of student experience—the courses they take, develop a text-based semantic measure of interdisciplinarity in college curriculum, and test its relationship to average earnings of graduates from different types of schools of higher education. We observe that greater exposure to interdisciplinarity—especially for science majors—is associated with increased earnings after college graduation.
Keywords: Interdisciplinarity; higher education; income effects; measuring interdisciplinarity; curriculu
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Imaging the Functional Connectivity of the Periaqueductal Gray During Genuine and Sham Electroacupuncture Treatment
Background: Electroacupuncture (EA) is currently one of the most popular acupuncture modalities. However, the continuous stimulation characteristic of EA treatment presents challenges to the use of conventional functional Magnetic Resonance Imaging (fMRI) approaches for the investigation of neural mechanisms mediating treatment response because of the requirement for brief and intermittent stimuli in event related or block designed task paradigms. A relatively new analysis method, functional connectivity fMRI (fcMRI), has great potential for studying continuous treatment modalities such as EA. In a previous study, we found that, compared with sham acupuncture, EA can significantly reduce Periaqueductal Gray (PAG) activity when subsequently evoked by experimental pain. Given the PAG's important role in mediating acupuncture analgesia, in this study we investigated functional connectivity with the area of the PAG we previously identified and how that connectivity was affected by genuine and sham EA. Results: Forty-eight subjects, who were randomly assigned to receive either genuine or sham EA paired with either a high or low expectancy manipulation, completed the study. Direct comparison of each treatment mode's functional connectivity revealed: significantly greater connectivity between the PAG, left posterior cingulate cortex (PCC), and precuneus for the contrast of genuine minus sham; significantly greater connectivity between the PAG and right anterior insula for the contrast of sham minus genuine; no significant differences in connectivity between different contrasts of the two expectancy levels. Conclusions: Our findings indicate the intrinsic functional connectivity changes among key brain regions in the pain matrix and default mode network during genuine EA compared with sham EA. We speculate that continuous genuine EA stimulation can modify the coupling of spontaneous activity in brain regions that play a role in modulating pain perception
Integrated analysis of anatomical and electrophysiological human intracranial data
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195381.pdf (Publisher’s version ) (Open Access)25 p
Table S5 from The Epigenetic Evolution of Glioma Is Determined by the <i>IDH1</i> Mutation Status and Treatment Regimen
Table S5: Treatment-related probes and samples (Related to Figure 3)
S5A: List of 69 IDHmut pairs with treatment information (ID of Initial and Recurrent samples and group assignment)
S5B: List of differentially methylated probes associated with treatment in IDHmut gliomas
S5C: List of differentially methylated probes associated with treatment in IDHmut astrocytomas
S5D: List of CpG-gene pairs (epigenetic regulation associated with treatment)</p