The phrase "ambiguous connection" is correct and usable in written English.
It can be used to describe a relationship or link that is unclear or open to multiple interpretations.
Example: "The report highlighted an ambiguous connection between the two variables, leaving researchers puzzled about their relationship."
Alternatives: "unclear link" or "vague relationship".
The two of them establish a difficult, painful and ambiguous connection.
In his semidetached relationship with the Impressionists, De Nittis had much in common with his friends Degas and Manet, but this ambiguous connection with what was to emerge as the leading avant-garde movement of the era has often resulted in his being underestimated.
Moreover, the presentation refers to dated studies that suggest a more ambiguous connection between the chemicals and cancer, while excluding more recent reports from agencies such as the Environmental Protection Agency and World Health Organization, which have found clearer links.
The men of Ruby both abhorred and responded to a sexuality they perceived as shameless, while the townswomen had more ambiguous connections.
So a law, which is a gag on wire-tapping and on newspapers, would help conceal evidence that free competition has been replaced by a network of ambiguous connections, in disdain of any law or regulation.
This sort of scaffolding may attenuate the variability in the effectiveness of laboratory-based activities, which can often be attributed to confusing, overwhelming, or boring laboratory procedures which have vague or ambiguous connections to the concepts they are intended to convey (Kirschner, Sweller, & Clark, 2006; Prince, 2004).
Because some marker names were ambiguous, connections between markers in the linkage and RH data were established using primer sequence.
For the RAG2 gene, the analysis with the TCS software generated a very large number of ambiguous connections.
For each database the quality of the references to external sources needs to be judged individually and correspondingly be constrained against ambiguous connections.
A number of ambiguous connections or loops in the resulting haplotype networks were broken using the criteria in Crandall and Templeton (1993).
Compared with the phylogenetic tree, the haplotype network with 95% connection constructed using the TCS program was better resolved in genealogical relationships among the haplotypes, but the network showed a loop indication ambiguous connections involving haplotypes H1, H5, H7, and H11.
