PageRank relies on the uniquely democratic nature of the web by using its vast link structure as an indicator of an individual page’s value. In essence, Google interprets a link from page A to page B as a vote, by page A, for page B. But, Google looks at considerably more than the sheer volume of votes, or links a page receives; for example, it also analyzes the page that casts the vote. Votes cast by pages that are themselves “important” weigh more heavily and help to make other pages “important.” Using these and other factors, Google provides its views on pages’ relative importance.
For consumers searching for goods, services, and information online, the first search engine results page (SERP) on sites like Google, Yahoo, and Bing is often as far as they will scroll to find the most accurate and relevant results for their search query. For businesses, securing a top place on this results page for branded and unbranded searches is extremely valuable and can help drive additional foot traffic to their physical locations.

Moreover, the PageRank mechanism is entirely general, so it can applied to any graph or network in any field. Currently, the PR formula is used in bibliometrics, social and information network analysis, and for link prediction and recommendation. It's even used for system analysis of road networks, as well as biology, chemistry, neuroscience, and physics.
Using keywords on the Display Network is called contextual targeting. These keywords match your ads to websites with the same themes. For instance, the Display keyword “shoes” will match to any website that Google deems is related to shoes. These keywords aren’t used as literally as Search keywords, and they’re all considered broad match. Keywords in an ad group act more like a theme. Display keywords can be used alone, or you can layer them with any other targeting method to decrease scope and increase quality.
Assume a small universe of four web pages: A, B, C and D. Links from a page to itself are ignored. Multiple outbound links from one page to another page are treated as a single link. PageRank is initialized to the same value for all pages. In the original form of PageRank, the sum of PageRank over all pages was the total number of pages on the web at that time, so each page in this example would have an initial value of 1. However, later versions of PageRank, and the remainder of this section, assume a probability distribution between 0 and 1. Hence the initial value for each page in this example is 0.25.

Google's founders, in their original paper,[17] reported that the PageRank algorithm for a network consisting of 322 million links (in-edges and out-edges) converges to within a tolerable limit in 52 iterations. The convergence in a network of half the above size took approximately 45 iterations. Through this data, they concluded the algorithm can be scaled very well and that the scaling factor for extremely large networks would be roughly linear in {\displaystyle \log n} , where n is the size of the network.
Google Adwords helps you get your business found by your target audience who search for specific terms related to your brand, products and content. You can find out how to set up your Google Adwords account and set your budget here. First, let’s take a look at the benefits to help you decide if Adwords will help you achieve your digital marketing objectives and enable you to reach your ideal audience.
In the example above (a SERP for the search query “lawnmowers”), all of the results on the SERP – with the exception of the map and business listing beneath it – are paid results. The three large text-based ads at the top of the SERP (considered prime positioning for advertisers) are typical PPC ads. Of those three ads, the lower two (for Craftsman.com and Husqvarna.com) both feature ad extensions allowing prospective customers to navigate to specific pages on their websites directly from the ads.
So if you think about it, SEO is really just a process of proving to search engines that you are the best site, the most authoritative, the most trusted, the most unique and interesting site that they can offer to their customer - the searcher. Get people to talk about you, produce good quality content, get people to link to you, and Google will be more confident that you are the best result that they can offer to their searchers, and that’s when you will start ranking on the first page of Google.

There is one thing wrong with this model. The new pages are orphans. They wouldn’t get into Google’s index, so they wouldn’t add any PageRank to the site and they wouldn’t pass any PageRank to page A. They each need to be linked to from at least one other page. If page A is the important page, the best page to put the links on is, surprisingly, page A [view]. You can play around with the links but, from page A’s point of view, there isn’t a better place for them.


Ian Rogers first used the Internet in 1986 sending email on a University VAX machine! He first installed a webserver in 1990, taught himself HTML and perl CGI scripting. Since then he has been a Senior Research Fellow in User Interface Design and a consultant in Network Security and Database Backed Websites. He has had an informal interest in topology and the mathematics and behaviour of networks for years and has also been known to do a little Jive dancing.
Opting out of the Google Display network is a best practice if you are just getting started. The Display Network will incur thousands of impressions by displaying your ads across thousands of sites. If you are working with a constrained budget, the Google Display network can deplete your budget quickly and compromise your visibility on Google.com. *The Display network can be effective with carefully selected keywords and ad text designed specifically for this type of ad placement. It is always best to revisit this tactic once you have garnered initial learnings from the Google Search network.
One of the most significant changes in SEO over the past decade has been the emergence of social networks. A core strategy to organically stimulate link popularity is creating content and building a presence on the social networks. We work with all our clients on social media optimization which helps deliver traffic from social networks and increase search engine rankings.
Say you're running a PPC ad for the keyword "Nikon D90 digital camera" -- a product you sell on your website. You set up the ad to run whenever this keyword is searched for on your chosen engine, and you use a URL that redirects readers who click on your ad to your site's home page. Now, this user must painstakingly click through your website's navigation to find this exact camera model -- if he or she even bothers to stick around.
Search queries—the words that users type into the search box—carry extraordinary value. Experience has shown that search engine traffic can make (or break) an organization's success. Targeted traffic to a website can provide publicity, revenue, and exposure like no other channel of marketing. Investing in SEO can have an exceptional rate of return compared to other types of marketing and promotion.
(1 - d) - The (1 – d) bit at the beginning is a bit of probability math magic so the “sum of all web pages' PageRanks will be one”: it adds in the bit lost by the d(.... It also means that if a page has no links to it (no backlinks) even then it will still get a small PR of 0.15 (i.e. 1 – 0.85). (Aside: the Google paper says “the sum of all pages” but they mean the “the normalised sum” – otherwise known as “the average” to you and me.
Today’s web, mobile, and IoT applications need to operate at increasingly demanding scale and performance levels to handle thousands to millions of users. Terabytes or petabytes of data. Submillisecond response times. Multiple device types. Global reach. Caching frequently used data in memory can dramatically improve application response times, typically by orders of … Continue Reading...
Search queries—the words that users type into the search box—carry extraordinary value. Experience has shown that search engine traffic can make (or break) an organization's success. Targeted traffic to a website can provide publicity, revenue, and exposure like no other channel of marketing. Investing in SEO can have an exceptional rate of return compared to other types of marketing and promotion.
The unique advantage of PPC marketing is that Google (and other ad networks) don’t just reward the highest bidders for that ad space, they reward the highest-quality ads (meaning the ads that are most popular with users). Essentially, Google rewards good performance. The better your ads, the greater your click-through rates and the lower your costs.
There are lots of ways you can optimize your digital marketing assets for mobile users, and when implementing any digital marketing strategy, it's hugely important to consider how the experience will translate on mobile devices. By ensuring this is always front-of-mind, you'll be creating digital experiences that work for your audience, and consequently achieve the results you're hoping for.
When Site A links to your web page, Google sees this as Site A endorsing, or casting a vote for, your page. Google takes into consideration all of these link votes (i.e., the website’s link profile) to draw conclusions about the relevance and significance of individual webpages and your website as a whole. This is the basic concept behind PageRank.

There are two primary models for determining pay-per-click: flat-rate and bid-based. In both cases, the advertiser must consider the potential value of a click from a given source. This value is based on the type of individual the advertiser is expecting to receive as a visitor to his or her website, and what the advertiser can gain from that visit, usually revenue, both in the short term as well as in the long term. As with other forms of advertising targeting is key, and factors that often play into PPC campaigns include the target's interest (often defined by a search term they have entered into a search engine, or the content of a page that they are browsing), intent (e.g., to purchase or not), location (for geo targeting), and the day and time that they are browsing.
Vertical search is the box that appears at the top of the page when your search requires Google to pull from other categories, like images, news, or video. Typically, vertical search relates to topical searches like geographical regions -- for example, when you search “Columbia, South Carolina,” Google delivers a “Things to do in Columbia” box, along with a “Columbia in the News” box.
B2B Awareness: If you offer a service in which the sales cycle is measured in weeks and months instead of minutes, PPC can help with visibility and acquiring high-quality users. You can control the ad copy a new user sees and the content a new user is exposed to for a good first impression. You’re optimizing to pay for as many of the best clicks, and the best leads, at the lowest possible cost.
Paid Search, the lead and traffic generation medium has become a cornerstone for billion-dollar organizations and has remained virtually unchanged. Some may argue that “unchanged” isn’t necessarily the right description based on industry and tactic changes — such as the introduction of Quality Score, the Bing/Yahoo deal, Enhanced Campaigns, etc. — however, one thing that has not changed in paid search is what comprises its campaign: keywords, ad text and landing pages.

B2B Awareness: If you offer a service in which the sales cycle is measured in weeks and months instead of minutes, PPC can help with visibility and acquiring high-quality users. You can control the ad copy a new user sees and the content a new user is exposed to for a good first impression. You’re optimizing to pay for as many of the best clicks, and the best leads, at the lowest possible cost.
The marketing automation coordinator helps choose and manage the software that allows the whole marketing team to understand their customers' behavior and measure the growth of their business. Because many of the marketing operations described above might be executed separately from one another, it's important for there to be someone who can group these digital activities into individual campaigns and track each campaign's performance.
To cease opportunity, the firm should summarize their current customers' personas and purchase journey from this they are able to deduce their digital marketing capability. This means they need to form a clear picture of where they are currently and how many resources they can allocate for their digital marketing strategy i.e. labour, time etc. By summarizing the purchase journey, they can also recognise gaps and growth for future marketing opportunities that will either meet objectives or propose new objectives and increase profit.

Paid-for links and ads on your site MUST have a nofollow attribute (see Google’s policy on nofollow). If you have paid links that are left followed, the search engines might suspect you are trying to manipulate search results and slap your site with a ranking penalty. Google’s Penguin algorithm eats manipulative paid links for lunch, so stay off the menu by adding nofollow attributes where applicable.
To create an effective DMP, a business first needs to review the marketplace and set 'SMART' (Specific, Measurable, Actionable, Relevant and Time-Bound) objectives.[61] They can set SMART objectives by reviewing the current benchmarks and key performance indicators (KPIs) of the company and competitors. It is pertinent that the analytics used for the KPIs be customised to the type, objectives, mission and vision of the company.[62][63]
Every SERP is unique, even for search queries performed on the same search engine using the same keywords or search queries. This is because virtually all search engines customize the experience for their users by presenting results based on a wide range of factors beyond their search terms, such as the user’s physical location, browsing history, and social settings. Two SERPs may appear identical, and contain many of the same results, but will often feature subtle differences.
And finally, the other really important bucket is authority. Google wants to show sites that are popular. If they can show the most popular t-shirt seller to people looking to buy t-shirts online, that’s the site they want to show. So you have to convince Google - send them signals that your site is the most popular site for the kind of t-shirts that you sell. Fill this bucket by building a fan base. Build a social network, get people to link to you, get people to share your t-shirt pages on their social network saying ‘I want this!’, get people to comment, leave testimonials, show pictures of themselves wearing the product or using the product, Create a fan-base and then rally them to link to you and talk about you. That’s how you prove to Google that you are trustworthy and authoritative.
In 1998, two graduate students at Stanford University, Larry Page and Sergey Brin, developed "Backrub", a search engine that relied on a mathematical algorithm to rate the prominence of web pages. The number calculated by the algorithm, PageRank, is a function of the quantity and strength of inbound links.[21] PageRank estimates the likelihood that a given page will be reached by a web user who randomly surfs the web, and follows links from one page to another. In effect, this means that some links are stronger than others, as a higher PageRank page is more likely to be reached by the random web surfer.
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