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1 | | -CREATE QUERY tg_degree_cent(SET<STRING> v_type_set, SET<STRING> e_type_set, SET<STRING> reverse_e_type_set, BOOL in_degree = TRUE, BOOL out_degree = TRUE, |
2 | | - INT top_k=100, BOOL print_results = TRUE, STRING result_attribute = "",STRING file_path = "") SYNTAX V1 { |
3 | | - |
| 1 | +CREATE QUERY tg_degree_cent(SET<STRING> v_type_set, SET<STRING> e_type_set, SET<STRING> reverse_e_type_set, BOOL in_degree = TRUE, BOOL out_degree = TRUE, INT top_k=100, BOOL print_results = TRUE, STRING result_attribute = "",STRING file_path = "", BOOL normalize = TRUE) SYNTAX V1 { |
4 | 2 | /* |
5 | | - First Author: <First Author Name> |
6 | | - First Commit Date: <First Commit Date> |
7 | | - |
8 | | - Recent Author: <Recent Commit Author Name> |
9 | | - Recent Commit Date: <Recent Commit Date> |
| 3 | + First Author: <First Author Name> |
| 4 | + First Commit Date: <First Commit Date> |
10 | 5 |
|
| 6 | + Recent Author: Rob Rossmiller |
| 7 | + Recent Commit Date: 05/2024 |
11 | 8 |
|
12 | | - Repository: |
13 | | - https://github.com/tigergraph/gsql-graph-algorithms/tree/master/algorithms/Centrality |
14 | 9 |
|
15 | | - Maturity: |
16 | | - Production |
| 10 | + Repository: |
| 11 | + https://github.com/tigergraph/gsql-graph-algorithms/tree/master/algorithms/Centrality |
17 | 12 |
|
18 | | - Description: |
19 | | - Compute degree Centrality for each VERTEX. |
20 | | - for undirected graph, you only need to set e_type_set and indegree |
| 13 | + Maturity: |
| 14 | + Production |
21 | 15 |
|
22 | | - Publications: |
23 | | - NA |
| 16 | + Description: |
| 17 | + Compute degree Centrality for each VERTEX. |
| 18 | + for undirected graph, you only need to set e_type_set and indegree |
24 | 19 |
|
25 | | - TigerGraph Documentation: |
26 | | - https://docs.tigergraph.com/graph-ml/current/centrality-algorithms/degree-centrality |
| 20 | + Publications: |
| 21 | + NA |
27 | 22 |
|
28 | | - Parameters: |
29 | | - v_type_set: |
30 | | - vertex types to traverse |
31 | | - e_type_set: |
32 | | - edge types to traverse |
33 | | - reverse_e_type_set: |
34 | | - for indegree use |
35 | | - in_degree: |
36 | | - If True, count incoming relationships |
37 | | - out_degree: |
38 | | - If True, count outcoming relationships |
39 | | - top_k: |
40 | | - report only this many top scores |
41 | | - print_results: |
42 | | - If True, print the result |
43 | | - result_attribute: |
44 | | - attribute to write result to |
45 | | - file_path: |
46 | | - file to write CSV output to |
| 23 | + TigerGraph Documentation: |
| 24 | + https://docs.tigergraph.com/graph-ml/current/centrality-algorithms/degree-centrality |
47 | 25 |
|
| 26 | + Parameters: |
| 27 | + v_type_set: |
| 28 | + vertex types to traverse |
| 29 | + e_type_set: |
| 30 | + edge types to traverse |
| 31 | + reverse_e_type_set: |
| 32 | + for indegree use |
| 33 | + in_degree: |
| 34 | + If True, count incoming relationships |
| 35 | + out_degree: |
| 36 | + If True, count outcoming relationships |
| 37 | + top_k: |
| 38 | + report only this many top scores |
| 39 | + print_results: |
| 40 | + If True, print the result |
| 41 | + result_attribute: |
| 42 | + attribute to write result to |
| 43 | + file_path: |
| 44 | + file to write CSV output to |
| 45 | + normailize: |
| 46 | + If True, return the normalized centrality. Default: True |
48 | 47 | */ |
49 | 48 |
|
50 | 49 | TYPEDEF TUPLE<VERTEX Vertex_ID, FLOAT score> Vertex_Score; |
51 | 50 | HeapAccum<Vertex_Score>(top_k, score DESC) @@top_scores_heap; |
52 | | - SumAccum<INT> @sum_degree_score; |
| 51 | + SumAccum<DOUBLE> @sum_degree_score; |
53 | 52 | FILE f (file_path); |
54 | 53 |
|
55 | 54 | all = {v_type_set}; |
56 | 55 | sll = SELECT s |
57 | 56 | FROM all:s |
58 | | - ACCUM IF in_degree THEN |
59 | | - FOREACH edge_type in reverse_e_type_set DO |
60 | | - s.@sum_degree_score+=s.outdegree(edge_type) |
61 | | - END |
62 | | - END, |
63 | | - IF out_degree THEN |
64 | | - FOREACH edge_type in e_type_set DO |
65 | | - s.@sum_degree_score+=s.outdegree(edge_type) |
66 | | - END |
67 | | - END; |
| 57 | + ACCUM |
| 58 | + IF in_degree THEN |
| 59 | + s.@sum_degree_score += s.outdegree(reverse_e_type_set) |
| 60 | + END, |
| 61 | + IF out_degree THEN |
| 62 | + s.@sum_degree_score += s.outdegree(e_type_set) |
| 63 | + END |
| 64 | + POST-ACCUM |
| 65 | + IF normalize THEN |
| 66 | + s.@sum_degree_score = s.@sum_degree_score / (all.size() - 1) |
| 67 | + END; |
| 68 | + |
68 | 69 | #Output |
69 | 70 | IF file_path != "" THEN |
70 | 71 | f.println("Vertex_ID", "Degree"); |
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