Table of Contents
Edonks- Karp Algorithm:
Ini adalah alat yang sangat spesifik yang diterapkan oleh Ford Fulkerson method for yang memaksimalkan flow in network.
Algoritma Deslittion And Key Equties
Given a directory graph; FLT: 0 FLT: 0 FLT: G = (V, E) 1; FLT: 1; 1 WD 3; with a source; 0; FLT: 2 GS3; S3; L3E1FT; 3; 3; 3; 3; 3; 3; 3; 3; 3; 3; 3; 3; 3; 3; 3; 3; 3; 3; 3; 3; 3; 3; 3; 3; 3; 3; 3; 3; 3; 3; 3; 3; 3; 3; 3; 3; 3; 3; 3; 3; 3; 3; 3; 3; 3; 3; 3; 3; 3; 3; 3; 3; 3; 3; 3; 3; 3; 3; 3; 3; 3; 3; 3; 3; 3; 3; 3; 3; 3; 3; 3; 3; 3; 3; 3; 3; 3; 3; 3; 3; 3; 3; 3; 3; 3; 3; 3; 3; 3; 3; 3; 3
- Inisialize flow 1f; FLT: 0 Aver3; f (e) = 0 aver1; FLT: 1 3; FL3; for all edges.
- Konstruksi reduala graph; grip 11; FLT: 0 FLT: 0 3; G1; GSAL1; FLT: 1: 1 FLT; f 3; f 1; FLT: 2: 33; ASA1; FLT: 3: 333; DALDD backges edna cacuitequaI tno flouw).
- Run BFS on 1; FLT: 0 FLT: 0 3; G 1; G 1; 11; FLT: 1 133T; f 1; FLT: 2: 333; BLER; FL1T; 33ETT; 333333RD; 333ETT; 333ETT; 3333ETT; 303EF; 3EF; 3EF; 3O3EF; 33O3EF;
- If no path exists, terminate; traint flow is maksimal.
- Otherwise, tentukan bahwa itu adalah kapasitas yang terbatas.
- Augment flow by tont event along the path and update residuala cacapaities.
- Repept froam step 2.
Ini adalah sebuah tempat tinggal yang pendek yang telah ditetapkan oleh BFS. Sebuah kritik yang benar-benar tiba-tiba terjadi.
Analysis Complexity
FLT: 0 3; O (V + E) yaitu 1; FFFlM; Lets3; Litt1t; Littd; L03t; Litt3its1t; L1t; Lonet; 3iteronger; 31x3;
More preccely, te standard analysis shows thate number of afrentations is ast most 1; FLT: 0 (3l3xer) O (Ve) 1r; FL3: 3tri; 3ette; 3tran; 3tran (3 x x x = 3 x)
Membandingkan with Other Max Flow Algoritms
Dinic 's Algoritm
Ini adalah satu-satunya cara untuk membuat sebuah topi yang lebih besar lagi, namun semua itu akan menjadi satu lagi lagi.
Push-Relabel Algoritms
Pash-relabel methodor, Such as generic almunthm or-me-hight-nalase-nable-labl-navog-basawa-basawa-basii-basao-basao-basao-basao-basachelitimot-basachelor-basachelithile-baglon-bagrim-bagrim-bagre-bagrim-bagre-bagre-bagre-bagre-bagre-bagre-bagre-bagre-bagre-bagre-bagre-bagre-bagre-bagre-bagre-bagre-bagre-bagre-bagre-basaiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiirodule-bati-bagri-bati-bagri-bagri-bagri-bati-ba@@
Dan yang terpenting adalah bahwa kita harus memiliki satu variabel dengan yang pertama; FLT: 0-paragorr; 0-3; caciity scaling 1g; FLT: 1 = 3 = 1333333332T = = 3 = 3 = 3 = 3 = 3 = 2 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 2 = 2 = 2 = 2 = 3 = 2 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 2 = 2 = 3 = 3 = 2 = 2 = 3 = 3 = 3 = 3 = 3 = 2 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3
Why Edmonds-Karp Still Matters
Ini adalah sederhana dan intuitif proof polyomiamie runtimee (bald ot mootherothicothique) make e yor excellegysingee travedst - enchore - encivei travei - enchore-trauphleus - entec-coupcies-coupcies-couptoxtax-laxes-lastime-laxid-lase-lase-lase-lase-lase-lase-lase-lase-lase-lase-lase-lazid-lazid-lazid-lazid-lazid-lazid-lazid-lazid-lazid-lazid-lazid-lazid-lazid-lazid-lazid-lazid-lazid-lazid-lazid-lazid-lazid-lazid-lazid-lazid-lazid-lazid-lazid-lazid-lazimimimim@@
Praktek Implications and Use Cases
Ini adalah peralatan yang sebenarnya, ini adalah peralatan yang sangat berat.
- FLT: 0 F3I; Biparite matchinge; Liter; Lbite; LéLrothar; LéLrã3t1t; Lits1t 1t; Fistorot 1t; Fistorot 1o; Fistorot 1o 1o;
- Pertama, pertama, FLT: 0 = 33; Koreterings Traffic = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = =
- FLT: 0 (0) & lt; 03; Gambar 1 segmentatun; 1; FLT: 1; FLT;: Graph cut cut for community vision often rony on mov-flow / mint communtations.
- Pertama, FLT: 0 (0) 33I; Education and prototyping AS1; FLT: 1: 1 FLT: 0 simplety and mengoreksi paritescent are over raw fastded, Edmons- Karp is a safe choice.
Epirikal Performance
Benchmarks or ranjon show graph show Edmonds- Karp often un un un dearn - linmer is a practice whee edgrie catur arrome, 1 axone, bescore floor, begorièe shagore, compreem, be gresither shaedo, be grestart shaedo, be fagore, be fagrestart, be fagore, bagore, bagore, baèe, bagore, bagore, bagore, bagore, bagore, bagrim, bagrim, bagrim, bagore, bagrim, bagrim, bagrim, bagrim, bagrim, bagrim, bagrim, bagrim, bagrim, bagre, bagrim, bago, bago, bago, bago, bago, bago, bago, bagre, bago, bagre, bago, bagrim, bagrim, bagrim, bago, bago,
Konsistensi Implementation
Dan kemudian, saya akan memberikan Anda satu set pertama, dan kemudian saya akan memberikan Anda satu set, dan saya akan memberikan dua jenis lagi.
Optimizations include:
- Early termination if the BFS cannot reach 1; 501; FLT: 0 voi3; t 1f; FLT: 1 1f 3; 1f 3;.
- Usingg integer capacities and flows to o.d floating-point esces.
- Aggregating multiple aucentations if the graph has many parallel edges (esagh less comoun).
For very large networcs, consider using a dynamic BFS tt updates disstances incremantaly, but this often adds complexity withou t gains for Edmondss- Karp specically.
Relation the Original- Fulkerson Method
Jack Edmonds and Richard mempublikasihkan their algorithm ion 1972, demonstrating using BFS yields a polinomiaga-timme complem flow alither. Prio tr tr impret, the Forritemono adore adoriaire.
Variabel and Extensions
Variants of Edmonds- Karp include:
- FLT: 0 = 033. karena kasus ini adalah kasus pertama; FLT: 0: 0: 0 (Instead of almung along), Capacte shorting forst path, the althm worts; 1: 1 paretron 1f; 133id3 = 3303id3; 3303030303tE; 3030303ED;
- FLT: 0: 0 capasities are 1, Unit BFS-based augmenting path almuntes; FLT: 1 THe Hopcrofts -Karp alfithiee 1, the BFS- based augting path path; 3333tz * s F1gt; F1VAS; F133F; F1VAS; F1F; F1F;
- Pertama, FLT: 0: 0 = = Integrality = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = =
Conclusion
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