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Elasticsearch in Zalando
- 2. A C P
- 13. Search Engine
- 14. Search Engine
- 15. Search Engine
- 16. Search Engine
- 17. Search Engine
- 18. Search Engine
- 25. Extracting features It’s all about…….. TOKENS This parka is crafted from sturdy cotton in classic army green and comes with a removable wool gilet that we've printed in leopard and can be worn inside or as an outer. The parka features all the essentials: a quilted hood, a drawstring waist, a fishtail, and utilitarian pockets. Detailed with silky padded sleeves for extra warmth and superb comfort. ?
- 27. Char Filters Tokenizer Token Filters Analyzer & => and, ph => f Mapping char filter
- 28. Char Filters Tokenizer Token Filters Analyzer <b> Elasticsearch </b> -> Elasticsearch HTML strip filter
- 29. Char Filters Tokenizer Token Filters Analyzer Elasticsearch is an awesome technology White space tokenizer
- 30. Char Filters Tokenizer Token Filters Analyzer “Foo”, “bar”, “baz” Pattern Tokenizer [^w]+ foo,bar baz
- 31. Char Filters Tokenizer Token Filters Analyzer Stemmer Token Filter Playing, Played, Player => play
- 32. Char Filters Tokenizer Token Filters Analyzer Shingle Token Filter "please divide", "divide this", "this sentence", "sentence into", "into shingles" Please divide this sentence into shingles
- 33. Char Filters Tokenizer Token Filters Analyzer Stop Token Filter a, about, above, after, again, against, all, am, an, and, any, are, aren't, as, at, be
- 34. Char Filters Tokenizer Token Filters Analyzer Synonyms Token Filter - america, usa - british, english - blue, duke blue, jade blue - cuisine, food
- 36. <p> in the U.S.A. anyone can become president. that’s the problem </p> Char Filters Tokenizer Analyzer HTML strip filter White space Stop Stemmer Synonyms Token Filters
- 38. Char Filters Tokenizer Token Filters Analyzer { “america” “anyone” “become” “president” “problem” } <p> in the U.S.A. anyone can become president. that’s the problem </p>
- 39. Extracting features It’s all about…….. TOKENS fishtail, utilitarian pockets parka, military, army green, army, green, wool, hoodie, silky sleeves, 100% cotton, winter, leopard, jacket, coat, winter, coat, tiger, warm, casual, hiking, … This parka is crafted from sturdy cotton in classic army green and comes with a removable wool gilet that we've printed in leopard and can be worn inside or as an outer. The parka features all the essentials: a quilted hood, a drawstring waist, a fishtail, and utilitarian pockets. Detailed with silky padded sleeves for extra warmth and superb comfort.
- 40. Design for user expectations Acronyms: “I.B.M” , “Wi-Fi”, “U.S.A” , “IT” , “AFAIK” , “LOL” Telephone Numbers: (+49) 152-02434977, (0049)15202434977, 015202434977 Names: “John Smith”, “John A. Smith”, “John Adam Smith”, “John S.”
- 41. Tailored analysis per field
- 42. The Art of Ranking
- 43. Ranking ● Filtering ● Boosting ● Scoring
- 44. Ranking User Query white sneakers Color Category
- 45. Ranking User Query Color Category Recency Availability Location Business Value
- 46. Ranking User Query Color Category Recency Availability Location Business Value
- 47. Ranking User Query Color Category Recency Availability Location Business Value
- 48. Ranking Boosting Boosting Score Func. Filtering Score Func.Filtering User Query Boosting Boosting Score Func. Filtering Score Func.Filtering Color Category Recency Availability Location Business Value
- 49. Ranking Color Category Recency Availability Location Business Value Boosting Boosting Score Func. Filtering Score Func.Filtering User Query
- 50. Boosting Base score Base Score Total score = Base score + Additive Score Total score = Base score X Multiplicative Score Adding Scores Multiplying Scores
- 51. Scoring in Elasticsearch Function Score Query ● weight ● field_value_factor ● random_score ● Decay functions ● script_score
- 52. Search Engine Data ingestion & enrichment Data retrieval & ranking
- 55. Shop The Look
- 56. Shop The Look
- 57. Product Service ● Fetch articles by sku ● Fetch articles by urlkey ● Fetch articles by family_sku
- 60. Catalog use-case example: 100 Articles X 5 Colors
- 61. Catalog use-case example: 100 Articles X 5 Colors X 1000 RPS
- 62. Catalog use-case example: 100 Articles X 5 Colors X 1000 RPS = 500,000 RPS
- 63. Catalog use-case Key-Value Store example: 100 Articles X 5 Colors X 1000 RPS = 500,000 RPS
- 64. Product Service
- 67. The New PDP Reviews Shop The LookProducts
- 68. Elasticsearch Express ● Easy deployment across multiple AZs ● Start serving data in less than 10 minutes ● Full data availability guarantee on each AZ ● Role separation of nodes ● Stable master election ● No manual configuration on AWS ● Automatic data backups in S3 bucket ● ES Monitoring dashboard template
- 70. www.search-relevancy-workshop.com A hands-on workshop for building killer search applications with Elasticsearch. ?