Hiddensci-fi
Cover of Friday by Robert A. Heinlein
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Friday

Robert A. Heinlein

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Similar in characterization

These books are ranked using the characterization labels extracted for Friday.

Characterization labels used: strong heroine, female action hero, secret agent, combat courier, artificial person, enhanced human, supercompetent, resourceful, socially isolated, outcast, sexually confident, emotionally guarded, loner, misfit

This does not mean the books share the same plot, setting, quality, or difficulty. It means their characterization embeddings are close.

Cover of Junkyard Cats by Faith Hunter

Junkyard Cats

Faith Hunter · 2020 · Junkyard Cats

A secretive scrapyard owner must defend her hidden tech, her strange allies, and her life when old enemies come hunting.

Semantic match: ranked by characterization

Distance: 0.1317

Cover of Velocity Weapon by Megan E. O'Keefe

Velocity Weapon

Megan E. O'Keefe · 2019 · The Protectorate

A stranded gunnery sergeant wakes on an enemy AI ship centuries later while her brother hunts her across a fractured star empire.

Semantic match: ranked by characterization

Distance: 0.1484

Cover of The Bane by Keary Taylor

The Bane

Keary Taylor · 2013 · The Eden Trilogy

A memory-lost teen in a last human colony must survive a robot plague while choosing between two very different boys.

Semantic match: ranked by characterization

Distance: 0.1494

Cover of Games of Command by Linnea Sinclair

Games of Command

Linnea Sinclair · 2007

An alliance forces a secretive captain to work with her cyborg former enemy while a wounded outsider threatens both romance and politics.

Semantic match: ranked by characterization

Distance: 0.1512

Cover of Dark Matters by Michelle Diener

Dark Matters

Michelle Diener · 2022 · Class 5

A hidden Earth woman, a sentient warship, and a conflicted commander race to survive an alien coverup on Tecra.

Semantic match: ranked by characterization

Distance: 0.1542

Cover of Six's Legacy by Pittacus Lore

Six's Legacy

Pittacus Lore · 2011 · Lorien Legacies: The Lost Files

A short prequel follows Six’s brutal survival, training, and loss before she ever meets John.

Semantic match: ranked by characterization

Distance: 0.1553

Cover of Engineering Fate by Alexis B. Osborne

Engineering Fate

Alexis B. Osborne · 2021 · Outer Limits Quadrant

A human engineer stranded in alien space teams with an undercover peacekeeper to survive captivity, trafficking, and forbidden attraction.

Semantic match: ranked by characterization

Distance: 0.1579

Cover of Silver Shark by Ilona Andrews

Silver Shark

Ilona Andrews · 2011 · Kinsmen

A war refugee psychic hides her deadly talent on a new planet, only to fall for the powerful man she works for.

Semantic match: ranked by characterization

Distance: 0.1587

Cover of The Empire of Ashes by Anthony Ryan

The Empire of Ashes

Anthony Ryan · 2018 · The Draconis Memoria

A fractured alliance races across a steampunk world to stop a dragon-led war before civilization collapses.

Semantic match: ranked by characterization

Distance: 0.1595

Cover of Mass Effect: Initiation by N.K. Jemisin

Mass Effect: Initiation

N.K. Jemisin, Mac Walters · 2017 · Mass Effect: Andromeda Novels

A former commando must recover stolen AI tech for a colony mission while uncovering secrets that could doom it.

Semantic match: ranked by characterization

Distance: 0.1596

Cover of Gracie's Touch by S.E. Smith

Gracie's Touch

S.E. Smith · 2012 · Zion Warriors

A teenage human rebel survives an alien war, time jumps ahead, and becomes the mate of a warrior who finds her in the future.

Semantic match: ranked by characterization

Distance: 0.1608

Cover of The Darkest Stars by Debbie  Cassidy

The Darkest Stars

Debbie Cassidy · 2026

A guarded space thief is forced on a dangerous mission, only to end up fleeing with a strange crew and hidden secrets.

Semantic match: ranked by characterization

Distance: 0.1619