A Study on Astronomical Cycle Identification and Environmental Response Characteristics of Lacustrine Deep-Water Fine-Grained Sedimentary Rocks: A Case Study of the Lower Submember of Member 3 of Shahejie Formation in Well Fanye-1 of Dongying Sag, Bohai Bay Basin, China

Table 1

Comparison table of natural gamma ray raw data and preprocessed data.

Depth (m)	GR/API	Denoise	Detrend	Depth (m)	GR/API	Denoise	Detrend
3051	61.436	61.908904	0.0955567	3053.2	58.013	57.811148	-3.957047
3051.1	61.614	61.880973	0.0696784	3053.3	57.739	57.548265	-4.217877
3051.2	61.962	61.700265	-0.108978	3053.4	58.012	58.065646	-3.698444
3051.3	61.748	61.34055	-0.46664	3053.5	58.737	59.093014	-2.669024
3051.4	61.026	60.929643	-0.875494	3053.6	59.625	60.081318	-1.678667
3051.5	60.443	60.617078	-1.186008	3053.7	60.369	60.446816	-1.311117
3051.6	60.514	60.520643	-1.28039	3053.8	60.8	60.481044	-1.274836
3051.7	60.978	60.775733	-1.023247	3053.9	61.044	60.637466	-1.116362
3051.8	61.453	61.353604	-0.443324	3054	61.525	61.381818	-0.369958
3051.9	62.031	62.123047	0.3281717	3054.1	62.695	63.05363	1.3039065
3052	63.047	63.13179	1.3389669	3054.2	64.923	65.440463	3.6927922
3052.1	64.507	64.409128	2.6183577	3054.3	67.811	68.30927	6.5636513
3052.2	66.004	65.723041	3.9343228	3054.4	70.531	70.709138	8.9655718
3052.3	66.955	66.844312	5.057646	3054.5	71.973	71.564115	9.8226015
3052.4	67.305	67.522101	5.7374873	3054.6	71.883	71.249998	9.5105364
3052.5	67.331	67.478868	5.6963065	3054.7	70.741	70.393862	8.6564526
3052.6	67.027	66.820185	5.0396762	3054.8	69.567	69.481237	7.7458803
3052.7	66.134	65.797358	4.0189016	3054.9	68.974	69.155916	7.4226116
3052.8	64.53	64.396162	2.6197579	3055	68.862	69.212349	7.4810974
3052.9	62.501	62.678237	0.903885	3055.1	68.84	69.146886	7.4176859
3053	60.507	60.855539	-0.916761	3055.2	68.916	69.097946	7.3707986
3053.1	58.915	59.066436	-2.703811	3055.3	69.287	69.173082	7.447987
┋	┋	┋	┋	┋	┋	┋	┋
3249.7	66.445	66.101402	8.3661231	3250.4	57.295	57.063739	-0.657174
3249.8	66.588	66.857044	9.1238178	3250.5	54.788	55.19427	-2.52459
3249.9	67.144	67.587568	9.8563937	3250.6	55.625	55.96591	-1.750897
3250	67.403	67.631191	9.902069	3250.7	59.66	60.145415	2.4306598
3250.1	66.814	66.67587	8.9488002	3250.8	65.659	65.897262	8.1845597
3250.2	64.817	64.370589	6.6455723	3250.9	71.143	70.572481	12.861831
3250.3	61.221	60.635768	2.9128035	3251	73.778	73.171648	15.46305