| fullrecord |
[{"key": "dc.contributor.advisor", "value": "Tiihonen, Timo", "language": "", "element": "contributor", "qualifier": "advisor", "schema": "dc"}, {"key": "dc.contributor.author", "value": "Torppa, Niilo", "language": "", "element": "contributor", "qualifier": "author", "schema": "dc"}, {"key": "dc.date.accessioned", "value": "2025-01-10T07:20:57Z", "language": null, "element": "date", "qualifier": "accessioned", "schema": "dc"}, {"key": "dc.date.available", "value": "2025-01-10T07:20:57Z", "language": null, "element": "date", "qualifier": "available", "schema": "dc"}, {"key": "dc.date.issued", "value": "2025", "language": "", "element": "date", "qualifier": "issued", "schema": "dc"}, {"key": "dc.identifier.uri", "value": "https://jyx.jyu.fi/handle/123456789/99348", "language": null, "element": "identifier", "qualifier": "uri", "schema": "dc"}, {"key": "dc.description.abstract", "value": "Internetin k\u00e4ytt\u00f6 kasvaa jatkuvasti ja viimeisen vuosikymmenen aikana my\u00f6s\n verkkopohjaisen suoratoiston suosio on kasvanut. T\u00e4m\u00e4 luo huomattavaa painetta tietover\nkoille, joiden l\u00e4pi tietoa l\u00e4hetet\u00e4\u00e4n. Laajamittainen reaaliaikainen internet-suoratoisto tukeu\ntuu yh\u00e4 t\u00e4sm\u00e4l\u00e4hetykseen, vaikka ryhm\u00e4l\u00e4hetyst\u00e4 pidet\u00e4\u00e4n tehokkaampana tapana l\u00e4hett\u00e4\u00e4\n tietoa usealle vastaanottajalle samanaikaisesti. Tutkielmassa tutustutaan tietoverkkoihin ja\n ryhm\u00e4l\u00e4hetykseen niiden osana. T\u00e4m\u00e4n pohjalta pyrit\u00e4\u00e4n selvitt\u00e4m\u00e4\u00e4n, miksi ryhm\u00e4l\u00e4he\ntyst\u00e4 ei viel\u00e4k\u00e4\u00e4n k\u00e4ytet\u00e4 laajamittaisesti. Tutkielmassa todetaan, ett\u00e4 ryhm\u00e4l\u00e4hetys tarjoaa\n mitattavaa etua, kun samaa tietoa l\u00e4hetet\u00e4\u00e4n suurelle m\u00e4\u00e4r\u00e4lle vastaanottajia. Ryhm\u00e4l\u00e4hetyk\nseen liittyy kuitenkin my\u00f6s useita haasteita, jotka ovat est\u00e4neet laajamittaista k\u00e4ytt\u00f6\u00f6nottoa\n internetiss\u00e4. My\u00f6s sis\u00e4ll\u00f6njakeluverkkojen eli CDN:ien n\u00e4hd\u00e4\u00e4n vaikuttavan ryhm\u00e4l\u00e4hetyk\nsen k\u00e4ytt\u00f6\u00f6noton houkuttelevuuteen negatiivisesti madaltamalla t\u00e4sm\u00e4l\u00e4hetyksen aiheutta\nmia kustannuksia suurelle vastaanottajam\u00e4\u00e4r\u00e4lle l\u00e4hetett\u00e4ess\u00e4.", "language": "fi", "element": "description", "qualifier": "abstract", "schema": "dc"}, {"key": "dc.description.abstract", "value": "The usage of the internet still increases and during the last decade, online live\n streaming has gained popularity as well. This causes a notable overhead on the networks, th\nrough which the data is transmitted. Despite this, large-scale internet-live streaming resorts\n to unicasting even though multicasting is seen as a more efficient method of sending data to\n multiple receivers simultaneously. This paper provides an overview of computer networks\n and multicasting as a part of them. Based on this, the paper examines the reasons why\n multicasting is still not used on a large-scale. It is discovered that multicasting offers clear\n efficiency gains when sending the same data to a large number of receivers. However, its\nlarge-scale internet-deployment has been hindered by several challenges. Content Delivery\n Networks (CDNs) are also seen as having a negative impact on attractiveness of multicasting\n by reducing the cost of unicasting to a large number of receivers.", "language": "en", "element": "description", "qualifier": "abstract", "schema": "dc"}, {"key": "dc.description.provenance", "value": "Submitted by Paivi Vuorio (paelvuor@jyu.fi) on 2025-01-10T07:20:57Z\nNo. of bitstreams: 0", "language": "en", "element": "description", "qualifier": "provenance", "schema": "dc"}, {"key": "dc.description.provenance", "value": "Made available in DSpace on 2025-01-10T07:20:57Z (GMT). No. of bitstreams: 0\n Previous issue date: 2025", "language": "en", "element": "description", "qualifier": "provenance", "schema": "dc"}, {"key": "dc.format.extent", "value": "30", "language": "", "element": "format", "qualifier": "extent", "schema": "dc"}, {"key": "dc.language.iso", "value": "fin", "language": null, "element": "language", "qualifier": "iso", "schema": "dc"}, {"key": "dc.rights", "value": "In Copyright", "language": "en", "element": "rights", "qualifier": null, "schema": "dc"}, {"key": "dc.subject.other", "value": "ryhm\u00e4l\u00e4hetys", "language": "", "element": "subject", "qualifier": "other", "schema": "dc"}, {"key": "dc.subject.other", "value": "sis\u00e4ll\u00f6njakeluverkot", "language": "", "element": "subject", "qualifier": "other", "schema": "dc"}, {"key": "dc.subject.other", "value": "CDN", "language": "", "element": "subject", "qualifier": "other", "schema": "dc"}, {"key": "dc.title", "value": "IP-ryhm\u00e4l\u00e4hetys reaaliaikaisessa suoratoistossa", "language": "", "element": "title", "qualifier": null, "schema": "dc"}, {"key": "dc.type", "value": "bachelor thesis", "language": null, "element": "type", "qualifier": null, "schema": "dc"}, {"key": "dc.identifier.urn", "value": "URN:NBN:fi:jyu-202501101120", "language": null, "element": "identifier", "qualifier": "urn", "schema": "dc"}, {"key": "dc.type.ontasot", "value": "Bachelor's thesis", "language": "en", "element": "type", "qualifier": "ontasot", "schema": "dc"}, {"key": "dc.type.ontasot", "value": "Kandidaatinty\u00f6", "language": "fi", "element": "type", "qualifier": "ontasot", "schema": "dc"}, {"key": "dc.contributor.faculty", "value": "Informaatioteknologian tiedekunta", "language": "fi", "element": "contributor", "qualifier": "faculty", "schema": "dc"}, {"key": "dc.contributor.faculty", "value": "Faculty of Information Technology", "language": "en", "element": "contributor", "qualifier": "faculty", "schema": "dc"}, {"key": "dc.contributor.department", "value": "Informaatioteknologia", "language": "fi", "element": "contributor", "qualifier": "department", "schema": "dc"}, {"key": "dc.contributor.department", "value": "Information Technology", "language": "en", "element": "contributor", "qualifier": "department", "schema": "dc"}, {"key": "dc.contributor.organization", "value": "Jyv\u00e4skyl\u00e4n yliopisto", "language": "fi", "element": "contributor", "qualifier": "organization", "schema": "dc"}, {"key": "dc.contributor.organization", "value": "University of Jyv\u00e4skyl\u00e4", "language": "en", "element": "contributor", "qualifier": "organization", "schema": "dc"}, {"key": "dc.subject.discipline", "value": "Tietotekniikka", "language": "fi", "element": "subject", "qualifier": "discipline", "schema": "dc"}, {"key": "dc.subject.discipline", "value": "Mathematical Information Technology", "language": "en", "element": "subject", "qualifier": "discipline", "schema": "dc"}, {"key": "yvv.contractresearch.funding", "value": "0", "language": "", "element": "contractresearch", "qualifier": "funding", "schema": "yvv"}, {"key": "dc.type.coar", "value": "http://purl.org/coar/resource_type/c_7a1f", "language": null, "element": "type", "qualifier": "coar", "schema": "dc"}, {"key": "dc.rights.accesslevel", "value": "openAccess", "language": null, "element": "rights", "qualifier": "accesslevel", "schema": "dc"}, {"key": "dc.type.publication", "value": "bachelorThesis", "language": null, "element": "type", "qualifier": "publication", "schema": "dc"}, {"key": "dc.subject.oppiainekoodi", "value": "602", "language": "", "element": "subject", "qualifier": "oppiainekoodi", "schema": "dc"}, {"key": "dc.subject.yso", "value": "suoratoisto", "language": null, "element": "subject", "qualifier": "yso", "schema": "dc"}, {"key": "dc.subject.yso", "value": "Internet", "language": null, "element": "subject", "qualifier": "yso", "schema": "dc"}, {"key": "dc.subject.yso", "value": "tietoverkot", "language": null, "element": "subject", "qualifier": "yso", "schema": "dc"}, {"key": "dc.rights.url", "value": "https://rightsstatements.org/page/InC/1.0/", "language": null, "element": "rights", "qualifier": "url", "schema": "dc"}]
|