A Hybrid Method to Solve Data Sparsity in Travel Recommendation Agents Using Fuzzy Logic Approach

Table 5

1-way ANOVA for clusters versus input attributes.

Attribute Y	Attribute X	Description				Statistical test
Rooms	EM cluster	Value	Examples	Average	Std-de	Variance decomposition
		Segment-1	2200	3.8573	1.0203	Source	Sum of square	d.f.
		Segment-2	2960	3.9125	1.0210	BSS	17876.3754	7
		Segment-3	3213	2.5584	1.3308	WSS	27769.2741	22498
		Segment-4	2827	4.2565	0.7451	TSS	45645.6495	22505
		Segment-5	2963	1.6369	0.7105	Significance level
		Segment-6	1848	1.7413	0.7809	Statistics	Value	Proba
		Segment-7	3205	2.7735	1.3757	Fisher’s F	2069.001535	≤0.001
		Segment-8	3290	3.1827	1.4007
		All	22506	3.0102	1.4242
Value	EM cluster	Value	Examples	Average	Std-dev	Variance decomposition
		Segment-1	2200	4.0577	0.8930	Source	Sum of square	d.f.
		Segment-2	2960	1.9155	0.8963	BSS	24632.8757	7
		Segment-3	3213	3.7893	1.1622	WSS	21107.1895	22498
		Segment-4	2827	1.8599	0.8723	TSS	45740.0653	22505
		Segment-5	2963	1.9433	0.9192	Significance level
		Segment-6	1848	1.9464	0.9347	Statistics	Value	Proba
		Segment-7	3205	3.5189	1.2520	Fisher’s F	3750.857613	≤0.001
		Segment-8	3290	4.4371	0.6405
		All	22506	2.9886	1.4256
Location	EM cluster	Value	Examples	Average	Std-dev	Variance decomposition
		Segment-1	2200	4.2050	0.7690	Source	Sum of square	d.f.
		Segment-2	2960	2.1064	1.0750	BSS	21800.7256	7
		Segment-3	3213	1.7077	0.7495	WSS	23888.6228	22498
		Segment-4	2827	3.4574	1.2876	TSS	45689.3484	22505
		Segment-5	2963	3.8157	1.1281	Significance level
		Segment-6	1848	1.8874	0.9151	Statistics	Value	Proba
		Segment-7	3205	4.3339	0.7020	Fisher’s F	2933.092161	≤0.001
		Segment-8	3290	2.6751	1.3261
		All	22506	3.0317	1.4248
Service	EM cluster	Value	Examples	Average	Std-dev	Variance decomposition
		Segment-1	2200	4.1536	0.7375	Source	Sum of square	d.f.
		Segment-2	2960	2.7689	1.3658	BSS	16952.6087	7
		Segment-3	3213	3.0479	1.3784	WSS	28567.3897	22498
		Segment-4	2827	3.1772	1.3609	TSS	45519.9984	22505
		Segment-5	2963	4.0192	0.9300	Significance level
		Segment-6	1848	1.8718	0.9482	Statistics	Value	Proba
		Segment-7	3205	1.4555	0.5539	Fisher’s F	1907.268560	≤0.001
		Segment-8	3290	3.4596	1.2705
		All	22506	3.0003	1.4222
Cleanliness	EM cluster	Value	Examples	Average	Std-dev	Variance decomposition
		Segment-1	2200	4.1536	0.7375	Source	Sum of square	d.f.
		Segment-2	2960	2.7689	1.3658	BSS	16952.6087	7
		Segment-3	3213	3.0479	1.3784	WSS	28567.3897	22498
		Segment-4	2827	3.1772	1.3609	TSS	45519.9984	22505
		Segment-5	2963	4.0192	0.9300	Significance level
		Segment-6	1848	1.8718	0.9482	Statistics	Value	Proba
		Segment-7	3205	1.4555	0.5539	Fisher’s F	1907.268560	≤0.001
		Segment-8	3290	3.4596	1.2705
		All	22506	3.0003	1.4222
Sleep quality	EM cluster	Value	Examples	Average	Std-dev	Variance decomposition
		Segment-1	2200	3.8932	1.0205	Source	Sum of square	d.f.
		Segment-2	2960	4.2929	0.7456	BSS	14783.2298	7
		Segment-3	3213	2.5387	1.3247	WSS	30937.2330	22498
		Segment-4	2827	1.6314	0.6834	TSS	45720.4628	22505
		Segment-5	2963	3.2973	1.3514	Significance level
		Segment-6	1848	2.0568	1.0512	Statistics	Value	Proba
		Segment-7	3205	3.2424	1.3756	Fisher’s F	1535.796704	≤0.001
		Segment-8	3290	2.9483	1.4094
		All	22506	3.0083	1.4253