Understanding Semantic Analysis Using Python - NLP Towards AI

What is Semantic Analysis? Importance, Functionality, and SEO Implications

semantic analysis example

It is specifically designed to encapsulate the intricacies of computing semantic similarity between sentence pairs using sophisticated sentence embeddings. Tutorials Point is a leading Ed Tech company striving to provide the best learning material on technical and non-technical subjects. The main difference between them is that in polysemy, the meanings of the words are related but in homonymy, the meanings of the words are not related. For example, if we talk about the same word “Bank”, we can write the meaning ‘a financial institution’ or ‘a river bank’.

There is also no upper or lower limit regarding how many codes should be interpreted. What is important is that, when the dataset is fully coded and codes are collated, sufficient depth exists to examine the patterns within the data and the diversity of the positions held by participants. It is, however, necessary to ensure that codes pertain to more than one data item (Braun and Clarke 2012).

Essentially, these two levels of review function to demonstrate that items and codes are appropriate to inform a theme, and that a theme is appropriate to inform the interpretation of the dataset (Braun and Clarke 2006). The outcome of this dual-level review is often that some sub-themes or themes may need to be restructured by adding or removing codes, or indeed adding or removing themes/sub-themes. The finalised thematic framework that resulted from the review of the candidate themes can be seen in Fig. The focus shifts from the interpretation of individual data items within the dataset, to the interpretation of aggregated meaning and meaningfulness across the dataset. The coded data is reviewed and analysed as to how different codes may be combined according to shared meanings so that they may form themes or sub-themes. This will often involve collapsing multiple codes that share a similar underlying concept or feature of the data into one single code.

The Components of Natural Language Processing

I decided that this item would be subsumed under the pre-existing code “more training is needed for wellbeing promotion”. In the realm of customer support, automated ticketing systems leverage semantic analysis to classify and prioritize customer complaints or inquiries. When a customer submits a ticket saying, “My app crashes every time I try to login,” semantic analysis helps the system understand the criticality of the issue (app crash) and its context (during login). As a result, tickets can be automatically categorized, prioritized, and sometimes even provided to customer service teams with potential solutions without human intervention. Semantic analysis, a natural language processing method, entails examining the meaning of words and phrases to comprehend the intended purpose of a sentence or paragraph.

To pursue this line of analysis, numerous codes were reconceptualised to reflect the two different perspectives. Codes such as “positivity regarding the wellbeing curriculum” were split into the more specified codes “student positivity regarding the wellbeing curriculum” and “educator positivity regarding the wellbeing curriculum”. Amending codes in this way ultimately contributed to the reinterpretation of the data and the development of the finalised thematic map.

It is very common for the researcher to follow a particular train of thought when coding, only to encounter an impasse where several different interpretations of the data come to light. It may be necessary to explore each of these prospective options to identify the most appropriate path to follow. Tracking the evolution of codes will not only aid transparency, but will afford the researcher signposts and waypoints to which they may return should a particular approach to coding prove unfruitful. I tracked the evolution of my coding process in a spreadsheet, with data items documented in the first column and iterations of codes in each successive column. I found it useful to highlight which codes were changed in each successive iteration.

For example, during the first pass, Semantic Analysis would gather all classes definition, without spending time checking much, not even if it’s correct. It would simply gather all class names and add those symbols to the global scope (or the appropriate scope). Because the same symbol would be overwritten multiple times even if it’s used in different scopes (for example, in different functions), and that’s definitely not what we want.

Codes are the fundamental building blocks of what will later become themes. The process of coding is undertaken to produce succinct, shorthand descriptive or interpretive labels for pieces of information that may be of relevance to the research question(s). Braun and Clarke (2012, 2013, 2014, 2020) have proposed a six-phase process, which can facilitate the analysis and help the researcher identify and attend to the important aspects of a thematic analysis.

The aim of this paper has been to contribute to dispelling some of this confusion by provide a worked example of Braun and Clarke’s contemporary approach to reflexive thematic analysis. To this end, this paper provided instruction in how to address the theoretical underpinnings of RTA by operationalising the theoretical assumptions of the example data in relation to the study from which the data was taken. Clear instruction was also provided in how to conduct a reflexive thematic analysis. This was achieved by providing a detailed step-by-step guide to Braun and Clarke’s six-phase process, and by providing numerous examples of the implementation of each phase based on my own research. Braun and Clarke have made (and continue to make) an extremely valuable contribution to the discourse regarding qualitative analysis.

The columns of these tables are the possible types for the first operand, and the rows for the second operand. If the operator works with more than two operands, we would simply use a multi-dimensional array. The scenario becomes more interesting if the language is not explicitly typed. It’s worth noting that the second point in the definition, about the set of valid operation, is extremely important. Now, to tell you the full story, Python still is an interpreted language, so there’s no compiler which would generate an error for the above function. But I believe many IDE would at least show a red warning, and that’s already something.

Do the syntax analysis and semantic analysis give the same output?

Tickets can be instantly routed to the right hands, and urgent issues can be easily prioritized, shortening response times, and keeping satisfaction levels high. Google’s Hummingbird algorithm, made in 2013, makes search results more relevant by looking at what people are looking for. According to a 2020 survey by Seagate technology, around 68% of the unstructured and text data that flows into the top 1,500 global companies (surveyed) goes unattended and unused. With growing NLP and NLU solutions across industries, deriving insights from such unleveraged data will only add value to the enterprises. In-Text Classification, our aim is to label the text according to the insights we intend to gain from the textual data. Semantic Analysis is a topic of NLP which is explained on the GeeksforGeeks blog.

semantic analysis example

This is converse to the use of codebooks, which can often predefine themes before coding. Through the reflexive approach, themes are not predefined in order to ‘find’ codes. Rather, themes are produced by organising codes around a relative core commonality, or ‘central organising concept’, that the researcher interprets from the data (Braun and Clarke 2019). For us humans, semantic analysis example there is nothing more simple than recognising the meaning of a sentence based on the punctuation or intonation used. These two techniques can be used in the context of customer service to refine the comprehension of natural language and sentiment. This technology is already in use and is analysing the emotion and meaning of exchanges between humans and machines.

Significance of Model Logging

Semantic Analysis of Natural Language captures the meaning of the given text while taking into account context, logical structuring of sentences and grammar roles. Furthermore, there may be varying degrees of conviction in respondents’ expression when addressing different issues that may facilitate in identifying the salience of a prospective theme. By adopting a constructionist epistemology, the researcher acknowledges the importance of recurrence, but appreciates meaning and meaningfulness as the central criteria in the coding process. Ontological and epistemological considerations would usually be determined when a study is first being conceptualised. However, these considerations may become salient again when data analysis becomes the research focus, particularly with regard to mixed methods. The purpose of addressing this continuum is to conceptualise theoretically how the researcher understands their data and the way in which the reader should interpret the findings (Braun and Clarke 2013, 2014).

Its prowess in both lexical semantics and syntactic analysis enables the extraction of invaluable insights from diverse sources. Cdiscount, an online retailer of goods and services, uses semantic analysis to analyze and understand online customer reviews. When a user purchases an item on the ecommerce site, they can potentially give post-purchase feedback for their activity. This allows Cdiscount to focus on improving by studying consumer reviews and detecting their satisfaction or dissatisfaction with the company’s products. Uber uses semantic analysis to analyze users’ satisfaction or dissatisfaction levels via social listening.

Participants were questioned on their attitudes regarding the promotion of student wellbeing, the wellbeing curriculum, the wellbeing guidelines and their perceptions of their own wellbeing. You can foun additiona information about ai customer service and artificial intelligence and NLP. When conducting these interviews, I loosely adhered to an interview agenda to ensure each of these four key topics were addressed. However, discussions were typically guided by what I interpreted to be meaningful to the interviewee, and would often weave in and out of these different topics. Like coding reliability approaches, codebook approaches adopt the use of a structured codebook and share the conceptualisation of themes as domain summaries.

A brief excerpt of the preliminary coding process of one participant’s interview transcript is presented in Box 2. The preliminary iteration of coding was conducted using the ‘comments’ function in Microsoft Word (2016). This allowed codes to be noted in the side margin, while also highlighting the area of text assigned to each respective code. This is a relatively straightforward example with no double-codes or overlap in data informing different codes, as new codes begin where previous codes end.

To know the meaning of Orange in a sentence, we need to know the words around it. For Example, you could analyze the keywords in a bunch of tweets that have been categorized as “negative” and detect which words or topics are mentioned most often. This technique is used separately or can be used along with one of the above methods to gain more valuable insights. Both polysemy and homonymy words have the same syntax or spelling but the main difference between them is that in polysemy, the meanings of the words are related but in homonymy, the meanings of the words are not related. In this task, we try to detect the semantic relationships present in a text.

Generally, a language is interpreted when it’s lines of code are run into a special environment without being translated into code machine. Suppose that we have some table of data, in this case text data, where each row is one document, and each column represents a term (which can be a word or a group of words, like “baker’s dozen” or “Downing Street”). This is the standard way to represent text data (in a document-term matrix, as shown in Figure 2). The numbers in the table reflect how important that word is in the document.

Moreover, some chatbots are equipped with emotional intelligence that recognizes the tone of the language and hidden sentiments, framing emotionally-relevant responses to them. Thus, as and when a new change is introduced on the Uber app, the semantic analysis algorithms start listening to social network feeds to understand whether users are happy about the update or if it needs further refinement. For example, semantic analysis can generate a repository of the most common customer inquiries and then decide how to address or respond to them. Semantic analysis techniques and tools allow automated text classification or tickets, freeing the concerned staff from mundane and repetitive tasks.

semantic analysis example

Semantic analysis aids in analyzing and understanding customer queries, helping to provide more accurate and efficient support. Semantic analysis enables these systems to comprehend user queries, leading to more accurate responses and better conversational experiences. Semantic analysis allows for a deeper understanding of user preferences, enabling personalized recommendations in e-commerce, content curation, and more.

As technology continues to evolve, one can only anticipate even deeper integrations and innovative applications. As we look ahead, it’s evident that the confluence of human language and technology will only grow stronger, creating possibilities that we can only begin to imagine. A useful task to address at this point would be to establish the order in which themes are reported. Themes should connect in a logical and meaningful manner, building a cogent narrative of the data. Where relevant, themes should build upon previously reported themes, while remaining internally consistent and capable of communicating their own individual narrative if isolated from other themes (Braun and Clarke 2012). I reported the theme “best practice in wellbeing promotion” first, as I felt it established the positivity that seemed to underlie the accounts provided by all of my participants.

  • Each element is designated a grammatical role, and the whole structure is processed to cut down on any confusion caused by ambiguous words having multiple meanings.
  • The automated process of identifying in which sense is a word used according to its context.
  • Braun and Clarke (2013, 2014, 2020) encourage creativity and advocate the use of catchy names that may more immediately capture the attention of the reader, while also communicating an important aspect of the theme.
  • The report turns to a deeper analysis of what has been said and how it has been said.
  • Finally, the level two review led me to the conclusion that the full potential of the data that informed the candidate sub-theme “lack of value of wellbeing promotion” was not realised.
  • So far we have seen in detail static and dynamic typing, as well as self-type.

On the other hand, collocations are two or more words that often go together. Thus, to wrap up this article, I just want to give a partial list of things that have been tried in one or more programming languages. It will look like a random list of words, but you may recognize some names, and I warmly recommend you to do your own research about them (Wikipedia is a good starting point).

However, all themes should come together to create a lucid narrative that is consistent with the content of the dataset and informative in relation to the research question(s). The names of the themes are also subject to a final revision (if necessary) at this point. As with all other phases, it is very important to track and document all of these changes. With regard to some of the more significant changes (removing a theme, for example), I would recommend making notes on why it might be necessary to take this action. The aim of this phase is to produce a revised thematic map or table that captures the most important elements of the data in relation to the research question(s).

semantic analysis example

In this sense, Braun and Clarke (2012) have identified the six-phase process as an approach to doing TA, as well as learning how to do TA. While the six phases are organised in a logical sequential order, the researcher should be cognisant that the analysis is not a linear process of moving forward through the phases. Rather, the analysis is recursive and iterative, requiring the researcher to move back and forth through the phases as necessary (Braun and Clarke 2020). TA is a time consuming process that evolves as the researcher navigates the different phases. This can lead to new interpretations of the data, which may in turn require further iterations of earlier phases.

This AI-driven tool not only identifies factual data, like t he number of forest fires or oceanic pollution levels but also understands the public’s emotional response to these events. By correlating data and sentiments, EcoGuard provides actionable and valuable insights to NGOs, governments, and corporations to drive their environmental initiatives in alignment with public concerns and sentiments. It is the first part of semantic analysis, in which we study the meaning of individual words. It involves words, sub-words, affixes (sub-units), compound words, and phrases also. Powerful semantic-enhanced machine learning tools will deliver valuable insights that drive better decision-making and improve customer experience. Automatically classifying tickets using semantic analysis tools alleviates agents from repetitive tasks and allows them to focus on tasks that provide more value while improving the whole customer experience.

What is natural language processing? Definition from TechTarget – TechTarget

What is natural language processing? Definition from TechTarget.

Posted: Tue, 14 Dec 2021 22:28:35 GMT [source]

Semantic analysis methods will provide companies the ability to understand the meaning of the text and achieve comprehension and communication levels that are at par with humans. All factors considered, Uber uses semantic analysis to analyze and address customer support tickets submitted by riders on the Uber platform. The analysis can segregate tickets based on their content, such as map data-related issues, and deliver them to the respective teams to handle. The platform allows Uber to streamline and optimize the map data triggering the ticket. Relationship extraction is a procedure used to determine the semantic relationship between words in a text.

This candidate theme was subsequently broken down into three separate themes. While the sub-themes of this candidate theme were, to a degree, informative in the development of the new themes, the way in which the constituent data was understood was fundamentally reconceptualised. The new theme, entitled “the influence of time”, moves past merely describing time constraints as an inhibitive factor in wellbeing promotion. This added an analysis of the way in which the introduction of wellbeing promotion also produced time constraints in relation to core curricular activities. Themes should be distinctive and may even be contradictory to other themes, but should tie together to produce a coherent and lucid picture of the dataset. The researcher must be able and willing to let go of codes or prospective themes that may not fit within the overall analysis.

This theme was also strongly influence by semantic codes, with participants being very capable of describing what they felt would constitute ‘best practice’. I saw this as an easily digestible first theme to ease the reader into the wider analysis. This theme provided good sign-posting for the next two themes that would be reported, which were “the influence of time” and “incompletely theorised agreements”, respectively. As the purpose of the analysis was to ascertain the attitudes of educators regarding wellbeing promotion, it felt appropriate to offer the closing commentary of the analysis to educators’ accounts of their own wellbeing. This became particularly pertinent when the sub-themes were revised to reflect the influence of pre-existing work-related issues and the subsequent influence of wellbeing promotion.

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