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Table 1
Groups identified in different mock galaxy samples.
| Sample | Flux-limited | space | Linking lengths | Total number of | Groups with | Groups with |
| i SDSS | gals in groups | 4 ≤ N < 10 | N ≥ 10 | |||
|
|
||||||
| Reference | real | Dl = D0(z) Vl = Dl H(z) | 1 825 303 | 159 258 | 41 774 | |
| Restricted reference | 23 | real | 120 256 | 11 648 | 2699 | |
| Flux-limited LF variable | 23 | real | Dl = D0(z) Rs(z) Vl = Dl H(z) | 138 675 | 14 317 | 2980 |
| Flux-limited LF fixed | 23 | real | Dl = D0(z) Rs(0) Vl = Dl H(z) | 159 484 | 16 641 | 3414 |
| Redshift | sp-redshift | Dl = D0(z) Vl = 130 | 1 287 097 | 160 145 | 23 572 | |
| sp-redshift | Dl = D0(z) Vl = 130(1 + z) | 2 133 189 | 203 975 | 46 557 | ||
| sp-redshift | Dl = D0(z) Vl = 70 | 629 841 | 98 537 | 8383 | ||
| sp-redshift | Dl = D0(z) Vl = 70(1 + z) | 1 394 091 | 170 918 | 26 372 | ||
| Sp-mock catalogue | 23 | sp-redshift | Dl = D0(z) Rs(z) Vl = 130(1 + z) Rs(z) | 172 367 | 19 780 | 3403 |
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