Graphic index to analyzed tiles

ps0001
ps0013	ps0025	ps0037
ps0049	ps0061	ps0073	ps0085
ps0121	ps0133	ps0145	ps0157
ps0205	ps0217
ps0265	ps0277	ps0289	ps0297	ps0298
ps0325	ps0337	ps0349	ps0368
ps0397	ps0409	ps0421	ps0433
ps0469	ps0481	ps0493	ps0505
ps0541	ps0553	ps0565	ps0577
ps0613	ps0625	ps0637
ps0673	ps0685	ps0697	ps0709
ps0745	ps0757	ps0769
ps0817	ps0829	ps0841
ps0877	ps0889	ps0901	ps0913
ps0949	ps0961	ps0973	ps0985
ps1021	ps1033
ps1069	ps1081
ps1117	ps1129
ps1165	ps1177
ps1213	ps1225
ps1261	ps1273
ps1309	ps1321
ps1357	ps1369
ps1453
ps1501
ps1537	ps1549
ps1585	ps1597
ps1633	ps1645
ps1681
ps1729	ps1741
ps1777
ps1921
ps1985
ps2063
ps2131	ps2143
ps2212
ps2283	ps2295
ps2367
ps2441
ps2528
ps2616
ps2693
ps2776	ps2777	ps2780
ps2870	ps2871	ps2872	ps2879
ps2976	ps2977	ps2978
ps3089
ps3188
ps3289
ps3404
ps3508	ps3514	ps3516	ps3520
ps3606	ps3613	ps3625	ps3626	ps3627
ps3729	ps3741
ps3845	ps3857
ps3950	ps3962
ps4066	ps4078
ps4177	ps4189
ps4276
ps4381	ps4387	ps4399
ps4481	ps4489	ps4499	ps4511
ps4594	ps4609	ps4621
ps4699	ps4707	ps4720	ps4732
ps4820	ps4832	ps4844
ps4933	ps4957
ps5037	ps5045	ps5056	ps5068
ps5150	ps5158	ps5165	ps5177
ps5255	ps5263	ps5271	ps5272	ps5284
ps5352	ps5361	ps5362	ps5373	ps5383	ps5401	ps5409	ps5417
ps5425	ps5433	ps5451	ps5463
ps5502	ps5510	ps5524	ps5536
ps5567	ps5575	ps5586	ps5598
ps5631	ps5645	ps5657
ps5679	ps5694	ps5706
ps5744	ps5756
ps5783	ps5796	ps5808
ps5848	ps5860
ps5894	ps5906	ps5919	ps5932	ps5944	ps5968	ps5980	ps5999
ps6018	ps6030
ps6049	ps6061
ps6080
ps6099
ps6111	ps6123
ps6135

ground-return index
1st-return density index
ground-return density index
ratio ground-1st index

Estimates of global accuracy and completeness

   Note that Z values are in survey units--meters or feet--unless otherwise specified

P1 = 9.5 cm (rms Z reproducibility, flat ground)       P2 = 83.2 cm (rms XY reproducibility)        n ~ 15196133

1st-return rms Z reproducibility
      area average = 0.36       tile average = 0.37
1st-return 95th percentile Z reproducibility
      area average = 0.69       tile average = 0.71

Ground-return rms Z reproducibility
      area average = 1.13       tile average = 0.84
Ground-return 95th percentile Z reproducibility
      area average = 2.35       tile average = 1.67

167 of 213 tiles with double-coverage low-curvature area greater than 0.01 km²

Fraction double coverage (area average) = 0.537

1.39 pulse/m² (area average)       1.38 pulse/m² (tile average)

Averages exclude tiles ps1633, ps1681, ps2283, ps2776, ps2777, ps2870, ps2976, ps3289, ps3606, ps4381, ps4489, ps4699, ps5037, ps5255, ps5567, ps5919, ps6018,

Tile summary

listed by decreasing 1st return rms Z

tile	RMSE	alpha95	pulse/m²	P1 - P2 (cm)
ps2976	8.599	*****	0.75	301.0 0
ps5401	3.508	4.274	1.58	99.4 175.9
ps4699	1.983	3.101	0.54	50.5 0
ps3606	1.628	2.888	1.07	48.6 0
ps4381	1.623	2.130	1.69	41.7 65.7
ps3289	1.293	2.528	0.67	45.7 26.0
ps4481	1.079	1.973	0.47	37.4 0
ps3404	0.926	1.799	1.99	30.3 75.2
ps5417	0.921	2.126	1.21	27.4 132.7
ps1633	0.894	2.002	1.18	26.8 31.2
ps2977	0.826	1.384	0.8	21.4 59.5
ps3520	0.786	1.311	1.45	17.4 86.6
ps2780	0.764	1.280	1.14	12.4 116.3
ps4078	0.754	1.811	1.42	9.2 87.7
ps0298	0.749	1.056	1.88	12.6 76.8
ps6061	0.744	1.263	1.25	17.1 120.4
ps3627	0.673	0.986	0.7	19.8 99.1
ps5808	0.655	1.193	1.22	14.2 111.2
ps2367	0.640	1.295	1.17	5.2 103.7
ps6030	0.637	1.006	1.51	12.6 101.6
ps5906	0.628	1.139	1.11	12.6 110.3
ps5860	0.615	1.105	1.33	12.1 127.6
ps0157	0.607	1.127	1.75	18.7 91.9
ps0325	0.586	1.091	1.03	17.7 72.7
ps1921	0.574	1.153	1.48	4.5 105.4
ps5271	0.570	1.087	1.19	13.7 117.0
ps1645	0.569	1.323	1.65	14.0 75.4
ps0049	0.543	1.077	1.3	14.9 78.0
ps3626	0.539	0.939	1.13	14.2 83.4
ps0297	0.538	1.200	1.52	13.1 47.3
ps0001	0.532	1.074	1.22	10.5 58.0
ps5980	0.527	0.916	1.36	14.2 95.8
ps5575	0.527	0.993	1.28	8.0 116.7
ps6018	0.524	0.686	1.56	2.6 28.5
ps0061	0.517	0.851	1.48	15.7 59.4
ps0673	0.509	0.957	1.26	15.1 47.1
ps3625	0.507	0.893	1.2	12.1 113.5
ps5919	0.502	1.114	0.91	13.3 66.1
ps2870	0.500	0.867	0.3	14.1 162.9
ps5944	0.499	0.800	1.25	13.3 102.3
ps5694	0.488	0.950	1.51	7.1 114.9
ps5373	0.485	0.894	1.16	10.2 106.4
ps2063	0.485	0.882	1.91	12.6 95.9
ps5524	0.483	0.879	1.8	12.9 70.0
ps6123	0.473	0.950	1.39	13.7 91.5
ps5536	0.473	0.846	1.02	15.0 83.3
ps5645	0.472	0.864	1.43	13.4 97.1
ps1357	0.471	1.054	1.54	12.5 55.6
ps5451	0.469	0.925	1.71	12.0 72.7
ps3508	0.469	0.895	1.45	9.5 85.9
ps6099	0.468	0.938	1.36	8.5 83.1
ps2283	0.468	0.890	0.85	14.7 67.2
ps5657	0.456	0.909	1.48	8.9 91.7
ps3845	0.456	0.944	1.36	9.8 92.7
ps0949	0.451	0.914	1.63	9.2 46.3
ps0889	0.445	0.824	1.44	11.7 58.0
ps4489	0.444	0.993	0.7	12.4 47.7
ps5361	0.442	0.829	1.12	11.2 105.0
ps4594	0.442	0.739	1.2	12.4 50.8
ps6111	0.441	0.860	1.29	9.5 46.3
ps4720	0.440	0.790	1.47	10.0 77.9
ps1681	0.438	0.842	0.82	12.1 100.5
ps5567	0.434	0.779	1.08	11.9 47.7
ps5706	0.426	0.860	1.36	7.8 103.0
ps2978	0.426	0.832	1.5	9.3 100.3
ps5744	0.424	0.844	1.35	10.4 96.4
ps4732	0.423	0.764	1.01	10.6 118.7
ps5796	0.420	0.907	1.54	8.5 98.4
ps0433	0.416	0.767	1.39	9.7 36.8
ps1369	0.415	0.849	2.11	12.6 62.4
ps5068	0.412	0.767	0.92	11.4 82.8
ps3089	0.412	0.811	1.4	8.5 88.4
ps5756	0.410	0.784	1.29	5.3 121.7
ps2616	0.409	0.818	0.78	10.4 92.0
ps3514	0.406	0.753	1.34	9.1 92.6
ps5586	0.405	0.749	1.43	9.9 101.0
ps5255	0.404	0.790	0.63	11.9 177.9
ps2871	0.402	0.711	1.18	8.4 122.2
ps1225	0.402	0.786	1.54	10.6 50.7
ps0541	0.402	0.785	1.39	9.8 57.1
ps1597	0.401	0.724	1.37	8.2 61.6
ps1741	0.397	0.770	1.34	8.2 79.7
ps0913	0.392	0.774	1.61	11.1 28.2
ps3950	0.391	0.795	1.88	10.9 76.7
ps5037	0.388	0.762	0.57	10.7 125.0
ps6080	0.387	0.766	1.49	6.2 116.8
ps3962	0.387	0.709	1.44	10.7 90.6
ps2693	0.387	0.672	1.32	7.4 77.3
ps0133	0.386	0.763	1.15	6.8 48.9
ps4387	0.384	0.722	1.41	9.2 76.4
ps5848	0.383	0.812	1.52	8.5 76.9
ps0817	0.382	0.733	1.61	7.5 77.6
ps5272	0.380	0.735	1.4	9.5 50.6
ps0409	0.380	0.696	1.2	10.5 70.3
ps0121	0.379	0.780	1.56	9.5 79.2
ps5158	0.378	0.703	1.33	4.2 82.5
ps0481	0.376	0.680	1.51	9.5 75.8
ps0613	0.375	0.703	1.48	9.0 77.3
ps4499	0.374	0.730	1.47	9.1 72.6
ps2776	0.372	0.802	0.9	9.1 89.3
ps5968	0.370	0.721	1.37	9.9 58.8
ps4820	0.368	0.740	1.17	9.4 68.2
ps0709	0.364	0.665	1.25	9.9 42.1
ps5783	0.362	0.765	1.27	4.4 118.9
ps1177	0.360	0.697	1.39	10.2 44.9
ps6049	0.358	0.680	1.39	8.7 73.0
ps5433	0.358	0.701	0.6	9.9 4.2
ps0397	0.358	0.683	1.63	7.9 83.4
ps5894	0.356	0.694	1.42	8.6 85.9
ps1129	0.355	0.677	1.29	8.7 60.1
ps1033	0.354	0.677	1.57	5.9 112.3
ps4189	0.353	0.668	1.46	7.5 93.2
ps0985	0.353	0.665	1.47	10.0 51.2
ps5056	0.352	0.655	1.71	6.4 72.5
ps5932	0.349	0.652	1.41	8.8 64.8
ps4957	0.349	0.695	1.05	7.8 77.0
ps4621	0.349	0.636	0.9	8.8 80.8
ps4707	0.348	0.661	1.33	8.5 76.1
ps1729	0.347	0.714	0.93	6.7 73.0
ps5150	0.346	0.659	1.34	9.4 76.8
ps0493	0.345	0.687	1.14	7.1 29.4
ps0025	0.345	0.681	1.53	8.8 63.0
ps5045	0.344	0.634	0.88	7.7 79.8
ps1321	0.344	0.656	1.37	8.3 55.7
ps3741	0.339	0.674	1.38	8.8 77.5
ps1081	0.338	0.701	1.45	7.6 71.7
ps4832	0.337	0.617	2.21	8.9 69.1
ps1501	0.337	0.611	1.42	8.3 41.8
ps1549	0.335	0.625	1.3	5.8 49.0
ps0637	0.333	0.726	1.65	7.7 61.1
ps5679	0.330	0.641	0.9	6.4 69.6
ps3516	0.329	0.674	1.35	6.8 80.5
ps0085	0.329	0.622	1.64	7.7 59.6
ps5362	0.328	0.657	1.36	8.1 57.7
ps0973	0.327	0.639	1.93	7.4 72.6
ps5263	0.326	0.575	1.44	8.7 68.5
ps4844	0.325	0.634	1.06	7.4 84.1
ps0073	0.325	0.609	1.32	7.9 54.0
ps4933	0.324	0.599	1.24	7.2 61.1
ps4609	0.323	0.632	1.49	7.3 85.6
ps1117	0.323	0.641	1.36	8.0 70.0
ps1309	0.319	0.634	1.46	7.3 57.4
ps4511	0.318	0.617	1.14	7.1 88.0
ps1021	0.316	0.594	1.32	8.4 48.7
ps0037	0.315	0.650	1.49	5.9 75.9
ps0205	0.314	0.625	1.33	8.8 63.4
ps1273	0.312	0.594	1.12	7.7 59.1
ps2879	0.310	0.612	1.39	5.7 81.5
ps1213	0.310	0.610	1.29	6.7 69.0
ps0337	0.309	0.595	1.46	6.5 68.8
ps5177	0.308	0.570	1.04	7.1 85.6
ps1537	0.308	0.585	1.19	5.8 58.8
ps0901	0.308	0.559	1.51	8.1 69.1
ps0577	0.308	0.598	1.58	7.6 55.8
ps5165	0.307	0.567	1.37	7.2 61.3
ps2212	0.307	0.604	1.1	4.5 101.7
ps1585	0.306	0.579	1.12	7.2 50.0
ps3188	0.304	0.624	1.29	6.6 113.2
ps5598	0.301	0.653	1.36	5.9 101.4
ps3857	0.299	0.606	1.33	7.7 78.8
ps5502	0.293	0.595	1.14	4.5 50.6
ps4399	0.292	0.593	0.87	7.8 64.4
ps5425	0.291	0.544	1.51	8.2 56.0
ps2131	0.291	0.559	1.37	7.1 52.2
ps5409	0.289	0.623	2.59	8.1 49.0
ps4276	0.289	0.594	1.18	7.5 48.1
ps4177	0.287	0.592	1.38	6.8 67.9
ps4066	0.282	0.533	1.35	6.4 64.5
ps1069	0.280	0.544	1.24	4.7 91.5
ps0565	0.279	0.531	1.27	7.3 66.2
ps0553	0.279	0.538	1.43	6.3 81.9
ps1985	0.278	0.550	1.3	6.0 64.5
ps2441	0.273	0.542	1.46	5.7 46.1
ps0841	0.272	0.513	1.65	6.1 60.7
ps0757	0.270	0.521	1.44	6.4 31.2
ps1777	0.268	0.535	1.48	5.8 75.0
ps1261	0.267	0.538	1.58	5.8 40.7
ps0277	0.263	0.524	2.43	9.1 33.4
ps5352	0.259	0.487	1.16	6.6 42.4
ps1165	0.259	0.516	1.48	6.5 50.2
ps2143	0.258	0.537	1.18	4.9 75.4
ps0625	0.257	0.495	1.23	6.0 77.9
ps0505	0.257	0.509	1.78	6.2 73.3
ps0469	0.256	0.475	1.3	4.5 76.7
ps0349	0.251	0.482	1.42	8.0 59.6
ps3729	0.249	0.480	1.16	5.8 69.1
ps0421	0.243	0.471	1.46	5.9 53.4
ps0697	0.242	0.470	1.55	6.0 39.7
ps0368	0.242	0.494	2.08	7.9 41.7
ps3613	0.240	0.467	1.8	5.7 46.6
ps0829	0.239	0.479	1.12	5.6 76.6
ps0289	0.238	0.455	1.94	6.4 37.7
ps0013	0.236	0.457	1.28	6.6 72.9
ps5284	0.233	0.537	1.14	4.1 55.1
ps0745	0.232	0.458	1.42	3.7 75.6
ps1453	0.229	0.420	1.95	7.1 41.8
ps0877	0.225	0.439	1.46	4.9 76.0
ps0265	0.224	0.428	1.91	5.3 55.7
ps0145	0.220	0.443	2.49	4.3 88.3
ps0961	0.215	0.421	1.23	4.5 66.7
ps5999	0.210	0.435	1.53	4.4 29.3
ps5510	0.207	0.429	1.32	2.0 86.3
ps0217	0.206	0.397	1.55	4.1 75.6
ps6135	0.196	0.388	1.12	2.4 90.9
ps0685	0.188	0.371	1.19	4.1 35.3
ps0769	0.174	0.328	1.35	2.5 66.1
ps5631	0.121	0.246	1.49	1.4 114.3
ps5463	0	0	1.27	0 0
ps5383	0	0	1.14	9.6 118.8
ps2872	0	0	1.12	-0.2 72.8
ps2777	0	0	2.41	5.2 67.7
ps2528	0	0	1.04	0.3 133.7
ps2295	0	0	1.04	-36.0 29.2

Potential problems

Tiles with less than 30.0% double coverage

tile	%DoubleCov	DataArea km²	comments
ps5463	00.0	0.297
ps4481	00.7	0.667
ps2870	03.2	0.749
ps3627	05.5	0.873
ps2283	08.7	0.378
ps1585	18.8	0.495
ps2872	19.7	0.873
ps1729	19.9	0.694
ps2295	20.1	0.874
ps2616	23.5	0.527
ps0013	23.6	0.873
ps0133	24.1	0.871
ps2693	24.1	0.874
ps1549	24.6	0.874
ps1597	24.7	0.873
ps2977	24.7	0.736
ps0325	24.9	0.871
ps5679	25.0	0.762
ps5037	25.4	0.873
ps1273	26.7	0.873
ps1537	27.2	0.874
ps0001	28.2	0.855
ps2441	28.6	0.874
ps1681	28.7	0.867
ps1129	28.8	0.779
ps1501	29.0	0.873
ps4933	29.7	0.873
ps1069	29.8	0.873
ps0205	30.0	0.870

Tiles with less than 1.0 pulse/m²

tile	# 1st returns	data area, km²	pulse/m²	pulse/ft²	comments
ps2870	227913	0.749	0.30	0.03
ps4481	312266	0.667	0.47	0.04
ps4699	327646	0.612	0.54	0.05
ps5037	500047	0.873	0.57	0.05
ps5433	528417	0.874	0.60	0.06
ps5255	542898	0.866	0.63	0.06
ps3289	557875	0.837	0.67	0.06
ps3627	611857	0.873	0.70	0.07
ps4489	589228	0.839	0.70	0.07
ps2976	645023	0.862	0.75	0.07
ps2616	410155	0.527	0.78	0.07
ps2977	589551	0.736	0.80	0.07
ps1681	714270	0.867	0.82	0.08
ps2283	321138	0.378	0.85	0.08
ps4399	756063	0.868	0.87	0.08
ps5045	747570	0.852	0.88	0.08
ps2776	725917	0.809	0.90	0.08
ps4621	786472	0.871	0.90	0.08
ps5679	688759	0.762	0.90	0.08
ps5919	581538	0.636	0.91	0.08
ps5068	738980	0.805	0.92	0.09
ps1729	644475	0.694	0.93	0.09

Tiles with more than 100 blunders per million pulses

Tiles with duplicate returns

ps0001
ps0325
ps1585
ps5919